ATV/UTV Rear Sprockets - Aluminum
ATV/UTV Aluminum Rear Sprockets at JJ Motorsports
Lighten your ATV/UTV's drivetrain with premium aluminum rear sprockets from JJ Motorsports, featuring 38-40 tooth designs for optimized gearing and durability in off-road, trail, and utility riding. These lightweight sprockets reduce unsprung weight for better acceleration on Yamaha, Honda, and more.
Shop Sunstar Sprockets and Renthal aluminum sprockets for race-proven quality and corrosion resistance. Explore related categories such as ATV/UTV front sprockets or ATV/UTV drivetrain for chains and axles to complete your gearing upgrades and conquer any terrain with confidence.
Top ATV/UTV Aluminum Rear Sprockets
- Sunstar Sprockets Rear Sprocket 40 Tooth Yamaha Gold 5-367940 – Gold anodized 40-tooth aluminum sprocket; lightweight for Yamaha YFZ450 and Grizzly models.
- Renthal Sprocket Yamaha 39 Tooth 437U-520-39GBSI – Aluminum 39-tooth sprocket; hard anodized for long life on Yamaha Banshee and Blaster.
- Renthal Sprocket Honda 38 Tooth 223U-520-38GPSI – 38-tooth aluminum sprocket; precision-machined for Honda TRX450R and CRF450X.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Renthal 42-Tooth Rear Sprocket for Yamaha 520 Chain 130U-520-42GBSI
RENTHAL
$99.82Shaving rotational mass off your rear sprocket directly improves acceleration and throttle response—especially critical if you're pushing your Yamaha hard on the track or trail. The Renthal 42-tooth sprocket delivers a 66% weight reduction over steel...R13042- SKU:
- R13042
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- SILVER
- TOOTH COUNT:
- 42
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ATV
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
$99.82 -
Renthal 37-Tooth Ultralight Rear Sprocket for Honda 223U-520-37GPSI
RENTHAL
$99.82If you're running a Honda ATV in competitive or demanding terrain, sprocket weight directly impacts your machine's acceleration, handling response, and overall agility. The Renthal 37-Tooth Ultralight Rear Sprocket strips approximately 66% of the mass...R22337- SKU:
- R22337
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 37
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- TYPE:
- DRIVE
- RIDING STYLE:
- ATV
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
$99.82 -
Renthal Ultralight Rear Sprocket 39T 520 Chain Silver 223U-520-39GPSI
RENTHAL
$99.82Shaving 66% off your sprocket weight directly improves acceleration response and handling dynamics—critical advantages whether you're racing or pushing your Honda hard on the trail. The 7075-T6 aluminum construction delivers the strength of steel without...R22339- SKU:
- R22339
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TYPE:
- REAR
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 39
- UNITS:
- EACH
- COLOR/FINISH:
- ALUMINUM
- MATERIAL:
- 7075-T6 ALUMINUM
$99.82 -
Renthal 40-Tooth Rear Sprocket for Yamaha 130U-520 Chain 130U-520-40GBSI
RENTHAL
$99.82If you're running a Yamaha with a 520 chain, sprocket weight directly impacts acceleration and overall bike handling—and this Renthal 40-tooth rear sprocket delivers measurable gains. At 66% lighter than steel alternatives, the 7075-T6 aluminum...R13040- SKU:
- R13040
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 40
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
$99.82 -
Renthal 41-Tooth Ultralight Rear Sprocket for Yamaha 130U-520-41GBSI
RENTHAL
$99.82Rotational mass directly impacts throttle response and handling—every gram counts on the track or trail. The Renthal 41-Tooth Ultralight Rear Sprocket cuts weight by 66% compared to steel while maintaining the strength needed for hard acceleration and...R13041- SKU:
- R13041
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- COLOR/FINISH:
- SILVER
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 41
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ATV
- TYPE:
- DRIVE
- UNITS:
- EACH
$99.82 -
Renthal Ultralight Rear Sprocket 36T 520 Chain Honda TRX250R TRX300EX TRX450R 223U-520-36GPSI
RENTHAL
$99.82If you're running your Honda TRX on the track or trail, sprocket weight directly impacts your acceleration and overall handling—and this Renthal Ultralight cuts 66% of the mass compared to steel without sacrificing durability. The 7075-T6 aluminum...R22336- SKU:
- R22336
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 36
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$99.82 -
Renthal 38T Ultralight Rear Sprocket for Honda ATC TRX 223U-520-38GPSI
RENTHAL
$99.82Rotational mass is the enemy of acceleration and handling—especially on competitive ATVs where every tenth of a second counts. The Renthal 38T Ultralight Rear Sprocket cuts that mass by 66% compared to steel, translating directly to sharper throttle...R22338- SKU:
- R22338
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 38
- COLOR/FINISH:
- SILVER
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
$99.82 -
MOOSE OFFROAD Rear Aluminum Sprocket - 41 Tooth - Honda 1350-41AL
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket forces your engine to work harder, reducing acceleration and top-end performance while accelerating wear on your drivetrain. The MOOSE OFFROAD 41-tooth aluminum sprocket replaces weak stamped alternatives with a...12112726- SKU:
- 12112726
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Aluminum Sprocket - 42 Tooth - Honda 1350-42AL
MOOSE OFFROAD
$39.95A worn or inadequate rear sprocket directly impacts your ATV's acceleration, fuel efficiency, and overall drivetrain longevity. The MOOSE OFFROAD 42-tooth rear sprocket delivers the durability and precision needed for serious off-road performance without...12112727- SKU:
- 12112727
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Aluminum Sprocket - 38 Tooth - Polaris 1480-38AL
MOOSE OFFROAD
$39.95If you're running a stock sprocket on your Polaris ATV, you're leaving performance and longevity on the table. The MOOSE OFFROAD Rear Aluminum Sprocket replaces stamped steel designs with a CNC-machined 7075-T651 aluminum unit that delivers measurable...12112729- SKU:
- 12112729
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
$39.95 -
Renthal 40-Tooth Ultralight Rear Sprocket for Kawasaki and Suzuki 203U-520-40GPSI
RENTHAL
$99.82Shaving 66% of the weight from your rear sprocket directly improves acceleration, reduces unsprung mass, and enhances your bike's handling characteristics—critical advantages whether you're racing or pushing hard on your favorite roads. The 7075-T6...R20340- SKU:
- R20340
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 40
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
$99.82
