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
-
On Sale
Renthal 42-Tooth Rear Sprocket for Yamaha 520 Chain 130U-520-42GBSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal 37-Tooth Ultralight Rear Sprocket for Honda 223U-520-37GPSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal Ultralight Rear Sprocket 39T 520 Chain Silver 223U-520-39GPSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal 40-Tooth Rear Sprocket for Yamaha 130U-520 Chain 130U-520-40GBSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $99.82Qty in Cart: 0Quantity:Price:MSRP: $99.82Now: $89.84Was: $99.82Subtotal: -
On Sale
Renthal 41-Tooth Ultralight Rear Sprocket for Yamaha 130U-520-41GBSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $99.82Qty in Cart: 0Quantity:Price:MSRP: $99.82Now: $89.84Was: $99.82Subtotal: -
On Sale
Renthal Ultralight Rear Sprocket 36T 520 Chain Honda TRX250R TRX300EX TRX450R 223U-520-36GPSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal 38T Ultralight Rear Sprocket for Honda ATC TRX 223U-520-38GPSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $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...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...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...12112729- SKU:
- 12112729
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
$39.95 -
On Sale
Renthal 40-Tooth Ultralight Rear Sprocket for Kawasaki and Suzuki 203U-520-40GPSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $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...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
MSRP: $99.82Now: $89.84Was: $99.82
