Star EV Golf Cart Accessories: Sirius & Capella Fit

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Star EV golf cart accessories are easiest to buy when you start with the exact cart, not the accessory category. Sirius, J Model, and Capella carts can look similar in photos, but the roof, floor, seats, tires, parking brake, and body panels can differ enough to change fitment.

That matters most for Sirius and Capella owners. The Star EV Sirius family is a luxury LSV-style cart with DOT equipment, lithium power, Bluetooth audio, and a locking insulated trunk already baked into the platform. The Star EV Capella family uses different dimensions, body construction, wheel setups, and trim configurations. Add the long-running J Model lineup, and "fits Star EV" becomes too vague for anything more precise than a phone mount or GPS tracker.

This guide is written for owners comparing upgrades for Sirius, Sirius 2+2, J Model, Capella 2, Capella 2+2, Capella 4, and Capella 4+2 carts. It covers what is worth buying, what needs dealer confirmation, which universal products are reasonable, and which accessories should be treated as model-specific.

If you are still choosing the cart itself, start with our Star EV golf cart review, Star EV model listings, and broader best golf cart brands guide first.

Quick Answer: The Best Star EV Accessories

For most Star EV owners, the best upgrade order is:

1. Model-correct floor mat
2. Measured storage cover
3. Phone mount
4. Mirror upgrade if visibility is limited
5. GPS tracker
6. Seat protection
7. Weather enclosure
8. Tire and wheel upgrade
9. Dealer-installed storage, audio, lighting, or electrical upgrades

Best Star EV accessories: Most owners should start with a model-correct floor mat, measured storage cover, phone mount, mirror upgrade, GPS tracker, and seat protection. Sirius and Capella owners should confirm model year, passenger layout, roof dimensions, parking brake location, tire size, and battery voltage before buying mats, enclosures, windshields, wheels, or wired accessories.

Shop in two groups.

Universal or mostly universal accessories

• Phone mounts
• GPS trackers
• Many mirrors
• Many seat covers
• Some storage covers
• Some coolers, organizers, and cup holders

Model-specific accessories

• Floor mats
• Windshields
• Enclosures
• Roof parts
• Body trim
• Steering parts
• Brake parts
• Suspension parts
• Wiring kits
• Voltage reducers
• Tire and wheel packages

The official Star EV accessories page lists exterior accessories, wheel options, seat kits, lithium solutions, interior accessories, and audio accessories, and notes that replacement components and aftermarket upgrades are stocked through JH Global's South Carolina warehouse and dealer network. That is the right starting point for parts that bolt to the body, touch the electrical system, or affect LSV equipment.

Aftermarket suppliers fill in the gaps. Golf Cart Tire Supply's Star accessory category says Star accessories can be harder to find online than accessories for older Club Car, EZGO, and Yamaha models, but it stocks parts for all STAR EV models and years, including Sirius and Capella. Nivel's Star parts category lists Star replacement parts and accessories, including Sirius enclosures, covers, windshields, key switches, hubs, and steering parts. For a Star-specific part, a real model name in the listing is more valuable than a generic "universal golf cart" claim.

Star EV Model Fitment Cheatsheet

Before ordering, write down four things:

• Exact model: Sirius, J Model, Capella, Classic, or another Star EV line
• Passenger layout: 2, 2+2, 4, 4+2, 6, or lifted variant
• Model year
• Key dimensions: length, width, height, roof length, seat width, tire size, and battery voltage

Star's own spec pages show why this matters.

Model family	Common fitment issue	What to verify
Sirius	Factory LSV equipment and premium trim mean many "upgrade" parts are redundant	Year, passenger layout, parking brake location, roof supports, tire size
J Model	Long-running platform with several body, roof, tire, and lifted variants	Overall length, tire size, roof length, lifted vs non-lifted
Capella	Different dimensions and construction from Sirius	Capella 2 vs 2+2 vs 4 vs 4+2, width, height, brake setup
Older or dealer-modified Star EV carts	Prior owner changes can break normal fitment assumptions	Photos, measurements, VIN, dealer confirmation

The current Sirius specs list different overall lengths across Sirius 2, Sirius 2+2, Sirius 4, Sirius 4+2, and 6-passenger variants. Sirius carts also list aluminum roof supports, DOT/SAE headlights, self-canceling turn signals, premium cushions, touchscreen display, Bluetooth speaker, lithium battery options, and 14-inch tires and rims on many configurations.

The J Model specs show another spread of dimensions, including shorter 2-passenger carts, longer 2+2 and 4+2 carts, lifted variants, different tire sizes, steel chassis construction, plastic body and roof pieces, and lithium battery options.

The Capella specs show Capella 2, Capella 2+2, Capella 4, and Capella 4+2 layouts with different lengths and heights from Sirius. Capella models also vary by brake setup, tire size, and passenger layout.

So the same accessory may be a smart buy for Sirius 2 and the wrong part for Capella 4+2.

1. Floor Mats: Buy Model-Specific, Not Generic

Floor mats are the first accessory many owners buy because they protect the original floor, clean up the cabin, and make a new cart feel finished. They are also one of the easiest Star EV accessories to buy incorrectly.

A Sirius floor mat is not automatically a Capella floor mat. A 2-passenger mat is not automatically a 4-passenger mat. A 2024 fitment claim is not automatically a 2025 fitment claim.

Xtreme Golf Cart Mats sells a Star EV Sirius floor mat and states that its fitment is for 2018-2024 Star EV Sirius models only. It also says the mat does not fit the 2025 Star Sirius with the front-left parking brake, Capella, Classic, or other Star EV models. That single product page is a useful warning for the whole category: the front floor area, pedal area, parking brake position, and trim details matter.

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Best use cases:

• Sirius owners who have confirmed the exact fitment
• Owners who want better floor protection than loose carpet mats
• Carts used around beaches, lakes, farms, campgrounds, or wet neighborhoods
• Buyers who can return the mat if their year or trim is different

Skip or confirm with the seller first if:

• You own a Capella
• You own a Classic or older Star EV
• You own a 2025 Sirius with the front-left parking brake
• Your cart has dealer-installed floor, pedal, or brake modifications

If you are shopping by image alone, stop. Match the listing to the exact Star EV model and year, then compare the mat shape to your pedal area and parking brake location.

2. Phone Mount: The Easiest Useful Upgrade

A phone mount is one of the safest Star EV accessories because it does not need to match the body, floor, windshield, seat frame, or electrical system. The main fitment question is where you will mount it.

The best mounting spots are usually:

• A square steel roof strut, if the magnet holds securely
• A flat dash or windshield frame area, if the mount is designed for it
• A cup-holder or clamp mount, if it does not interfere with steering

For Sirius and Capella owners, test the mounting surface before relying on a magnetic mount. Star spec pages reference aluminum roof supports on Sirius, and magnets do not hold to aluminum. If your chosen mounting point is aluminum, use a different mount style.

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Why it is worth buying:

• Keeps navigation visible
• Helps with music and calls when parked
• Does not require wiring
• Moves between carts more easily than model-specific accessories

Where to be careful:

• Do not mount a phone where it blocks your forward view
• Do not rely on a magnet on aluminum trim
• Do not place the phone near moving steering, brake, or windshield parts
• Do not make phone use the reason you stop watching the road

For more options, compare our golf cart phone mount guide.

3. Mirrors: Useful, But Do Not Duplicate Factory Equipment

Many Star EV Sirius trims already include street-oriented equipment, including mirrors, turn signals, lights, seat belts, and other LSV hardware. That means mirrors are not an automatic first purchase on a Sirius in the same way they might be on an older course-only cart.

Still, a mirror upgrade can be worthwhile when:

• The factory mirror has poor rear visibility
• You use the cart in neighborhoods with cars, bikes, and pedestrians
• You share paths with other carts
• Your older Star EV does not have the mirror coverage you want
• You want a wider panoramic view for backing and low-speed driving

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Mirror fitment checks:

• Measure the mounting tube or bracket area
• Confirm the mirror will not hit the windshield
• Confirm the mirror does not block the touchscreen or forward sightline
• Check whether your roof support is round, square, aluminum, or steel
• Make sure the mirror does not interfere with enclosure doors or valances

If you are buying mirrors for legal compliance, check your state and local rules in our golf cart laws guide and street legal golf cart guide. If you are buying mirrors for convenience, prioritize visibility and bracket fit over looks.

You can also compare mirror styles in our golf cart mirror buyer's guide.

4. Storage Covers: Measure Before You Choose 2, 4, or 6 Passenger

A storage cover is one of the best upgrades for any Star EV that sits outside, under a carport, at a vacation property, or in a dusty garage. It protects seats, dash surfaces, steering wheel, paint, electronics, and trim from sun, moisture, pollen, and debris.

This is a measurement category. Do not buy based only on "fits 4-passenger golf carts."

Star's published dimensions show why:

• Sirius 2, Sirius 2+2, Sirius 4, and Sirius 4+2 use different overall lengths
• J Model variants vary by passenger layout and lifted configuration
• Capella 2, 2+2, 4, and 4+2 use different lengths and heights
• Roof height and rear seat layout change how a cover drapes

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What to measure:

• Front bumper to rear footrest or rear cargo area
• Widest point across the body or tires
• Ground to top of roof
• Roof length
• Whether rear seats, armrests, baskets, mirrors, or light bars extend outside the normal footprint

What to look for:

• Vents to reduce trapped moisture
• Zippers if you need access while covered
• Elastic hem or straps for wind
• Soft inner surface near paint and windshield areas
• Enough length for rear seats and accessories

If your cart lives outdoors in a high-wind area, a loose cover can become a paint problem. Measure tightly, use the straps, and avoid covers that flap constantly against painted body panels.

For more cover styles, see our golf cart cover guide.

5. Seat Covers: Useful Protection, But Check Seat Shape

Seat covers are practical for Star EV owners who drive in heat, rain, sand, sunscreen, mud, or pet-heavy use. They are also one of the simplest ways to protect premium cushions without changing the cart.

Seat covers are often sold as universal golf cart accessories, but that label only gets you part of the way. Star EV seat shapes, cushion bolsters, armrests, rear flip seats, and premium cushions can affect fit.

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Seat cover checklist:

• Measure front bench width
• Measure backrest height
• Compare rear seat shape if buying a rear cover
• Check whether armrests, grab bars, or cup holders interfere
• Avoid covers that block seat belts on LSV trims
• Confirm the material will not trap water against the cushion

For Sirius owners, remember that premium cushions are part of the cart's appeal. A cover should protect the seat without making the cabin feel cheaper. For Capella and J Model owners, seat protection may be more about durability, especially if the cart sees rental, campground, or neighborhood shuttle use.

Compare materials and fit styles in our golf cart seat cover guide.

6. Weather Enclosures: Buy Star-Specific

A weather enclosure is one of the highest-impact comfort upgrades, but it is also one of the least forgiving fitment categories. Door shape, roof length, windshield design, rear seat layout, valance placement, and roof supports all matter.

Do not force a universal enclosure onto a Sirius or Capella unless the seller specifically supports your exact measurements.

Nivel lists several Star Sirius enclosure products, including RedDot Chameleon enclosures and a Star Sirius 2+2 track-style enclosure. That is the type of listing language you want to see: model name, passenger layout, brand, material, and enclosure style.

Before buying, confirm:

• Sirius, J Model, Capella, or Classic platform
• 2, 2+2, 4, 4+2, or 6-passenger layout
• Roof length and roof support shape
• Windshield style
• Rear seat or cargo configuration
• Whether the enclosure is 3-sided, 4-sided, track-style, snap-on, or over-the-top
• Whether dealer installation is recommended

For climates with regular rain or cold mornings, an enclosure can change how often you use the cart. For warm climates, a full enclosure may be too much, and a better cover, windshield, or seat protection setup may solve the real problem for less money.

Start with our golf cart enclosure guide, then ask a Star EV dealer to confirm model fit.

7. GPS Tracker: Cheap Insurance For Neighborhood Carts

A Star EV Sirius or Capella is not a small purchase, and many live in predictable places: driveways, garages, vacation homes, beach houses, gated communities, resorts, storage lots, and campgrounds. A GPS tracker is a sensible security accessory because it does not need to match the cart body.

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Best placement is out of sight but serviceable. You want a location that is protected from spray, heat, moving suspension parts, and casual discovery. Do not attach a tracker where it can fall into steering, braking, or battery components.

Good use cases:

• Vacation property carts
• Rental or shared-use carts
• Carts parked outside
• High-value Sirius trims
• Capella 4 or 4+2 family haulers
• Any cart stored away from your main home

For more options, see our golf cart GPS tracker guide.

8. Tires And Wheels: Match Size, Load, Clearance, And Street Use

Tires and wheels change both the look and the way a Star EV drives. They can also create fitment problems faster than almost any cosmetic upgrade.

Star publishes different tire and wheel specs across Sirius, J Model, and Capella configurations. Sirius variants often list 14-inch tires and rims, while J Model and Capella trims vary by passenger layout and lifted status. Street-focused carts also need tires appropriate for the speeds and surfaces they see.

Before buying a tire or wheel package, verify:

• Tire size printed on your current tires
• Wheel diameter and width
• Bolt pattern
• Offset
• Lifted or non-lifted stance
• Fender and suspension clearance
• Load rating for passenger count
• Street tire vs turf tire use case
• Whether your local road rules require DOT-approved tires

Good reasons to upgrade:

• Better ride quality on pavement
• Better wet traction
• Reduced turf damage
• More sidewall for rough neighborhoods
• Cosmetic refresh
• Replacing old or mismatched tires

Bad reasons to upgrade:

• Guessing based on another owner's photos
• Choosing the largest size without clearance checks
• Ignoring speed and load ratings
• Changing offset enough to create rubbing or steering problems

Our golf cart tire and wheel guide explains the tradeoffs in more depth.

9. Storage Boxes, Coolers, And Cargo Accessories

Storage comes up often for Star EV owners because these carts do neighborhood, resort, marina, farm, event, and vacation-property jobs. Sirius already lists a locking insulated trunk or cooler-style storage in current specs, so additional storage may not be the first buy for every owner.

Still, a storage box can be worthwhile if you carry:

• Towels and beach gear
• Chargers and small tools
• Pet supplies
• Sports gear
• Farm or property items
• Rain gear
• Cleaning supplies
• Emergency kit items

Star's accessories page references STARGO storage boxes, and the Sirius page references an additional STAR-Go box as an available customization or upgrade. That is a dealer-friendly accessory category because the box needs to clear rear seats, roof supports, trim, and tail area hardware.

Fitment checks:

• Rear seat or cargo deck dimensions
• Whether the box blocks the rear footrest
• Whether it interferes with seat flip function
• Mounting hole requirements
• Weather sealing
• Lock quality
• Whether dealer installation affects warranty

If your cart already has a locking insulated trunk, use it for small valuables and add a rear storage solution only when you know what the factory storage does not solve.

10. Electrical Accessories: Use A Dealer For Wiring

Star EV carts use modern lithium and controller systems, and Sirius models in particular ship with a lot of electrical equipment already included. That is good for owners, but it also means random wiring work can create expensive problems.

Be careful with:

• Light bars
• Speakers and amplifiers
• USB ports
• Fans
• Heated seats
• Voltage reducers
• Extra turn signals
• Brake light changes
• Horn changes
• Battery monitors
• Chargers and onboard charging changes

If an accessory needs 12V power, do not assume your cart has a safe unused 12V source. Use a proper voltage reducer and fused circuit if the cart requires it, and confirm the plan with a dealer before tapping wires.

Our golf cart wiring and voltage reducer guide explains why the reducer, fuse, wire gauge, and circuit location matter. If you are thinking about battery changes, read the lithium battery conversion guide before buying parts.

For warranty-sensitive work, the dealer route is often cheaper than fixing a bad DIY install.

Sirius Accessory Priorities

Sirius owners should avoid buying accessories that duplicate what the cart already has. Current Sirius listings emphasize lithium power, onboard charging, Bluetooth sound, premium seating, LED rocker panels, touchscreen display, DOT/SAE lighting, mirrors, self-canceling signals, seat belts, and a locking insulated trunk.

That changes the priority list.

Best Sirius upgrades:

• Model-correct floor mat
• Measured storage cover
• Phone mount
• GPS tracker
• Seat protection
• Weather enclosure
• Storage box if factory storage is not enough
• Tire and wheel upgrades after size confirmation

Lower priority on many Sirius trims:

• Basic mirrors if yours already has good visibility
• Generic lighting kits
• Entry-level audio kits
• Random street-legal kits that duplicate factory LSV equipment
• Cheap cosmetic trim that does not match the premium interior

If you own a Sirius 2+2, pay extra attention to rear-seat and cover length. A storage cover or enclosure that looks right for a 2-passenger Sirius may not clear the rear seat and footrest.

Capella Accessory Priorities

Capella owners should be more measurement-driven because Capella dimensions and configurations vary across 2, 2+2, 4, and 4+2 models. A Capella 2+2 is not the same accessory target as a Capella 4+2.

Best Capella upgrades:

• Measured storage cover
• Seat protection
• GPS tracker
• Mirror upgrade if your trim needs better visibility
• Dealer-confirmed floor mat
• Dealer-confirmed enclosure or windshield accessories
• Tire and wheel upgrades after size and clearance checks

Be careful with:

• Sirius-specific mats
• Sirius-specific enclosures
• Generic windshields
• Accessories mounted around different roof supports
• Brake, steering, and suspension parts that do not name Capella

If you cannot find a Capella-specific listing, ask the seller for a written fitment answer before ordering.

J Model Accessory Priorities

The J Model is common enough that aftermarket support exists, but long-running model families bring their own problem: year and configuration changes. A lifted J Model, 2-passenger J Model, and 4+2 J Model can need different covers, tires, enclosures, and body accessories.

Best J Model upgrades:

• Storage cover based on measured length and height
• Seat covers matched to bench size
• Phone mount
• GPS tracker
• Tires matched to current tire size and lifted status
• Dealer-confirmed enclosure
• Dealer-confirmed windshield or replacement body parts

For older J Model carts, also read our golf cart maintenance guide. An accessory budget should not come before worn brakes, tired batteries, aging tires, loose steering, or bad suspension parts.

Where To Buy Star EV Accessories

Use a three-part buying path.

First, ask a Star EV dealer. The official STAR EV site points buyers toward its accessory inventory, South Carolina warehouse, and network of authorized dealers. This is the best route for body parts, roof parts, lithium accessories, electronics, storage boxes, warranty-sensitive work, and model-specific fitment.

Second, use Star-aware aftermarket suppliers. Golf Cart Tire Supply and Nivel both list Star EV accessory and replacement part categories. These suppliers can be useful for enclosures, covers, windshields, steering parts, hubs, switches, mats, and other parts that are difficult to find through generic marketplaces.

Third, use Amazon for accessories with low fitment risk. That includes phone mounts, GPS trackers, some mirrors, some seat covers, and measurement-based storage covers. Do not use Amazon as the first stop for parts that need exact body fitment unless the listing clearly names your Star EV model and year.

If you are buying used or trying to compare local inventory, check Star EV carts for sale and contact nearby dealers through the golf cart dealer directory. For repairs and installation, start with golf cart repair near you.

Fitment Checklist Before You Order

Use this checklist for every Star EV accessory that attaches to the cart.

• Confirm exact model and year
• Confirm passenger layout
• Measure length, width, height, roof length, and seat width
• Photograph the dash, floor, pedals, parking brake, roof supports, rear seat, windshield, and current tires
• Compare tire size, voltage, and trim details to the listing
• Ask whether the part fits Sirius, J Model, Capella, or Classic specifically
• Ask whether it fits your passenger layout
• Ask whether it fits your model year
• Confirm return policy before opening or trimming anything
• Avoid drilling, cutting, or wiring until you are sure

This is especially important for Sirius floor mats and enclosures, Capella body accessories, J Model lifted carts, and anything connected to brakes, steering, or lithium power.

Accessories To Avoid

Some accessories are not bad products, but they are bad Star EV guesses.

Avoid:

• "Fits most golf carts" floor mats
• Enclosures that only mention Club Car, EZGO, or Yamaha
• Windshields that do not name Star EV or match your measurements
• Street-legal kits for a Sirius that already has the required equipment
• Tire packages without load, clearance, and bolt-pattern confirmation
• Wiring kits that assume a simple 12V system
• Cheap light bars that compromise forward visibility
• Seat covers that block belts or latches
• Storage boxes that require drilling without dealer approval

Also avoid buying only from photos in Facebook groups. Owner photos are helpful inspiration, but two carts that look similar can have different model years, roof supports, rear seats, lifted kits, wheel sizes, and dealer-installed changes.

Star EV Vs ICON, Evolution, And Denago Accessory Fitment

Star EV sits in the same modern neighborhood-cart category as ICON, Evolution, and Denago, but accessories do not transfer cleanly across brands.

ICON owners can use our ICON accessory fitment guide. Evolution owners should use the Evolution D5 and Classic accessories guide. Denago owners should use the Denago accessories guide.

The common lesson is the same: universal accessories are fine when they are truly universal, but floor mats, enclosures, windshields, body parts, and electrical accessories need the exact platform.

If you are comparing brands before buying, read Star EV vs ICON and Star EV vs Evolution.

Frequently Asked Questions

What are the best Star EV golf cart accessories?

The best Star EV golf cart accessories are the ones that match your exact model and year. Start with floor mats, storage covers, mirrors, phone mounts, seat covers, enclosures, storage boxes, GPS trackers, and tire or wheel upgrades.

Do Star EV Sirius accessories fit Capella models?

Usually not without checking dimensions. Sirius and Capella carts have different body, roof, length, width, wheel, brake, and trim configurations, so model-specific mats, enclosures, windshields, and body accessories should not be treated as interchangeable.

Do 2018-2024 Star EV Sirius accessories fit 2025 Sirius carts?

Not always. At least one Sirius floor mat supplier states that its 2018-2024 Sirius mat does not fit 2025 Sirius carts with the front-left parking brake. Confirm the model year, passenger layout, parking brake location, and return policy before buying.

What accessories does a Star EV Sirius already include?

Current Sirius models already list lithium power, an onboard charger, DOT lighting, turn signals, mirrors, seat belts, Bluetooth audio, a touchscreen, premium cushions, and a locking insulated trunk, depending on trim and market.

How much do Star EV accessories cost?

Small universal accessories often cost $20-$80. Seat covers and mats commonly run $90-$180, storage covers are often $100-$250, Star-specific enclosures can run several hundred dollars, and premium wheel, tire, audio, and storage upgrades can reach $700-$1,300 or more.

Are Star EV golf cart accessories universal?

Some are universal, including many phone mounts, GPS trackers, mirrors, and seat covers. Floor mats, windshields, enclosures, roof parts, body trim, steering parts, brake parts, and electrical accessories should be checked by model, year, voltage, and dimensions.

Where can I buy Star EV accessories?

Start with an authorized Star EV dealer for model-specific parts, STAR EV accessory inventory, and warranty-sensitive work. Aftermarket suppliers such as Nivel, Golf Cart Tire Supply, and specialty mat or enclosure sellers can help with replacement parts and upgrades.

Will accessories void a Star EV warranty?

A simple removable accessory is less likely to create warranty problems than wiring, drilling, suspension changes, brake changes, or lithium system modifications. Ask a Star EV dealer before tapping electrical circuits, altering safety equipment, or modifying chassis parts.

What should I buy first for a Star EV Sirius?

For most Sirius owners, the first buys are a model-correct floor mat, a measured storage cover, a strong phone mount, a security tracker, and then larger upgrades such as enclosures, wheels, audio, or storage boxes.

What should I buy first for a Star EV Capella?

For Capella owners, start with measurement-based accessories: a storage cover, seat protection, mirrors if your trim needs better visibility, GPS tracking, and dealer-confirmed Star-specific parts for mats, windshields, enclosures, and body pieces.

Can I install Star EV accessories myself?

You can usually install removable accessories such as covers, phone mounts, mirrors, trackers, and some seat covers yourself. Dealer installation is better for enclosures, windshields, steering parts, brakes, lithium wiring, voltage reducers, lighting, and anything tied to LSV compliance.

Do Star EV carts need street legal accessories?

Many Sirius and other LSV trims already include street-legal equipment, but rules vary by state and local road. Confirm the cart has the required lights, mirrors, windshield, seat belts, VIN, registration, insurance, and speed equipment for your location.

Final Recommendation

The best Star EV accessory plan is model-first and boring in the right way.

For a Sirius, start with the accessories that protect the premium cart you already bought: a model-correct floor mat, storage cover, phone mount, GPS tracker, and seat protection. Add a Star-specific enclosure, storage box, tire package, or electrical upgrade only after confirming fitment with a dealer or a seller that explicitly names your Sirius year and passenger layout.

For a Capella, measure first and assume less interchangeability with Sirius. Covers, seat protection, GPS, mirrors, and phone mounts are the easiest wins. Mats, windshields, enclosures, body trim, and wiring should be Capella-confirmed.

For a J Model, confirm year, lifted status, passenger layout, and current tire size before buying anything that touches the body, roof, floor, or wheels.

If the product listing does not name your Star EV platform, your passenger layout, or the dimensions that match your cart, treat it as a maybe, not a fit.