Street Bike Drivetrain
Street Bike Drivetrain Parts at JJ Motorsports
Upgrade your street bike's drivetrain for smoother power delivery and longevity with components from JJ Motorsports. Our range includes chains, sprockets, drive belts, transmission covers, and more, designed for reduced wear, better acceleration, and reliable performance on the road or track. Compatible with Honda, Kawasaki, Suzuki, and other models, these parts feature high-strength materials, precise fitment, and easy installation for sportbikes, cruisers, or tourers.
Shop trusted brands like JT Sprockets for durable sprockets and Drag Specialties for reinforced belts. Explore related subcategories such as street bike rear sprockets for gear ratios or street bike drive belts for belt-driven systems.
Top Street Bike Drivetrain Products
- JT Chains 420 HDR Heavy Duty Drive Chain - Steel - 100 Links – Ideal for up to 150cc engines with enhanced strength.
- JT Sprockets Sprocket Rear Kawasaki 42-Tooth JTR1489.42 – Steel construction for minimum weight and maximum durability.
- Drag Specialties Rear Drive Belt 136-Tooth 1 1/2" BDL SPC-136 – Carbon fiber reinforced for superior strength on belt-driven bikes.
- Trask Transmission Cover M8 TM-2041CH – Billet aluminum for a custom look and protection on M8 engines.
- Driven Racing Rear Sprocket 43-Tooth 5063-520-43T – Precision-machined for optimal gear performance and lightweight design.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
On Sale
SUPERSPROX Stealth Rear Sprocket - 43-Tooth - Gold - Kawasaki RST-1489-43-GLD
SUPERSPROX
MSRP: $119.95Now: $101.96Was: $119.95If you're running a high-displacement machine and want sprocket longevity without sacrificing rotational mass, the SUPERSPROX Stealth delivers a solution that most riders overlook. Steel teeth...12102199- SKU:
- 12102199
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- COLOR/FINISH:
- STEALTH
- TYPE:
- REAR
- MATERIAL:
- STEEL
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- COLOR/FINISH:
- GOLD
- TOOTH COUNT:
- 43
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
MSRP: $119.95Now: $101.96Was: $119.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1581-16-2
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95Chain wear and power loss at the countershaft are silent performance killers on both dirt and street applications. The SUPERSPROX 16-tooth countershaft sprocket eliminates these issues with...12121340- SKU:
- 12121340
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 16
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-579-16-2
SUPERSPROX
MSRP: $34.95Now: $29.71Was: $34.95If you're running a countershaft sprocket that's slowing you down through friction loss or wearing prematurely under aggressive riding, you're leaving performance on the table. The SUPERSPROX...12121396- SKU:
- 12121396
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $34.95Now: $29.71Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $29.71Was: $34.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-1180-17-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95A worn or undersized countershaft sprocket robs power, increases chain wear, and limits your engine's ability to deliver torque efficiently to the rear wheel. The SUPERSPROX 17-tooth countershaft...12121448- SKU:
- 12121448
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-1591-15-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95A countershaft sprocket is your direct connection to engine power delivery—choose one designed for racing, and you eliminate efficiency losses that cost you acceleration and chain life. The...12121450- SKU:
- 12121450
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 15
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
MSRP: $29.95Now: $25.46Was: $29.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1591-16-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95A countershaft sprocket is only as good as its durability under load, and factory racing teams don't compromise on this component—neither should you. The SUPERSPROX CST-1591-16-2 delivers the...12121451- SKU:
- 12121451
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 16
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-1370-15-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95Countershaft sprockets endure extreme stress and chain drag that drain power and shorten component lifespan—especially in demanding off-road and racing conditions. The SUPERSPROX 15-tooth...12121422- SKU:
- 12121422
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- TOOTH COUNT:
- 15
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-513-15-2
SUPERSPROX
MSRP: $34.95Now: $29.71Was: $34.95A countershaft sprocket that fails mid-race costs you more than parts—it costs you podium finishes. The SUPERSPROX CST-513-15-2 is built from SCM-435 carbon-free steel with a hardened surface layer...12121430- SKU:
- 12121430
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 530
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
MSRP: $34.95Now: $29.71Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $29.71Was: $34.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1579-16-2
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95A countershaft sprocket is only as good as its ability to transfer power without flex, wear, or premature failure—and this SUPERSPROX unit delivers exactly that. Whether you're running high-RPM...12121337- SKU:
- 12121337
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-1581-15-2
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95A worn or inadequate countershaft sprocket is a silent performance killer—it accelerates wear on your entire drivetrain while sapping power through friction and slack. The SUPERSPROX CST-1581-15-2 is...12121339- SKU:
- 12121339
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 15
MSRP: $24.95Now: $21.21Was: $24.95Qty in Cart: 0Quantity:Price:MSRP: $24.95Now: $21.21Was: $24.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-705-15-2
SUPERSPROX
MSRP: $34.95Now: $29.71Was: $34.95A countershaft sprocket is your direct connection to engine power—wear or damage here bleeds performance and reliability. The SUPERSPROX 15-tooth CST-705-15-2 is engineered with factory race...12121401- SKU:
- 12121401
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 15
MSRP: $34.95Now: $29.71Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $29.71Was: $34.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-402-16-2
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95A countershaft sprocket is the foundation of reliable power delivery from your engine to the chain. This 16-tooth SUPERSPROX is engineered to eliminate the premature wear and power loss that plague...12121727- SKU:
- 12121727
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-404-17-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95If you're running a 17-tooth countershaft sprocket, tooth wear and chain drag directly impact your power delivery and reliability. The SUPERSPROX CST-404-17-2 eliminates these weak points with...12121728- SKU:
- 12121728
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
MSRP: $29.95Now: $25.46Was: $29.95 -
On Sale
SUPERSPROX Rear Sprocket - 41-Tooth RFE-489-41-BLK
SUPERSPROX
MSRP: $49.95Now: $42.46Was: $49.95If you're running a sprocket system that takes a beating—whether on the track or the trail—you need a rear sprocket engineered for durability without sacrificing weight. The SUPERSPROX 41-Tooth...12101914- SKU:
- 12101914
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- CHAIN SIZE:
- 530
- TOOTH COUNT:
- 41
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
MSRP: $49.95Now: $42.46Was: $49.95Qty in Cart: 0Quantity:Price:MSRP: $49.95Now: $42.46Was: $49.95Subtotal: -
On Sale
SUPERSPROX Stealth Rear Sprocket - 42 Tooth - Gold RST-1792-42-GLD
SUPERSPROX
MSRP: $119.95Now: $101.96Was: $119.95If you're running a high-displacement bike and need a rear sprocket that won't sacrifice longevity for weight savings, the SUPERSPROX Stealth delivers both—with steel teeth engineered to outlast...12101956- SKU:
- 12101956
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- COLOR/FINISH:
- GOLD
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
- TYPE:
- REAR
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- STEALTH
- RIDING STYLE:
- STREET
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
MSRP: $119.95Now: $101.96Was: $119.95Qty in Cart: 0Quantity:Price:MSRP: $119.95Now: $101.96Was: $119.95Subtotal: -
On Sale
SUPERSPROX Stealth Rear Sprocket - 43-Tooth - Gold RST-1792-43-GLD
SUPERSPROX
MSRP: $119.95Now: $101.96Was: $119.95If you're running a high-displacement bike and tired of replacing worn sprockets every season, the SUPERSPROX Stealth Rear Sprocket delivers the durability you need without the weight penalty. Steel...12101957- SKU:
- 12101957
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- GOLD
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- STEEL
- TYPE:
- REAR
MSRP: $119.95Now: $101.96Was: $119.95Qty in Cart: 0Quantity:Price:MSRP: $119.95Now: $101.96Was: $119.95Subtotal: -
On Sale
SUPERSPROX Stealth Rear Sprocket - 47 Tooth - Gold RST-1793-47-GLD
SUPERSPROX
MSRP: $119.95Now: $101.96Was: $119.95If you're running a high-displacement bike and want sprocket longevity without the weight penalty, the SUPERSPROX Stealth rear sprocket solves a real problem. Steel teeth deliver 4x the wear...12101963- SKU:
- 12101963
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- COLOR/FINISH:
- GOLD
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- STEEL
- TYPE:
- CONVERSION
- TYPE:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
MSRP: $119.95Now: $101.96Was: $119.95 -
On Sale
SUPERSPROX Stealth Rear Sprocket - 43 Tooth - Gold RST-1800-43-GLD
SUPERSPROX
MSRP: $119.95Now: $101.96Was: $119.95If you're running a high-displacement bike and demand both reliability and minimal rotational mass, the SUPERSPROX Stealth Rear Sprocket delivers the durability of steel without the weight penalty...12101965- SKU:
- 12101965
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- COLOR/FINISH:
- STEALTH
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- GOLD
- MATERIAL:
- STEEL
- TYPE:
- REAR
- CHAIN SIZE:
- 530
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
MSRP: $119.95Now: $101.96Was: $119.95Qty in Cart: 0Quantity:Price:MSRP: $119.95Now: $101.96Was: $119.95Subtotal: -
On Sale
SUPERSPROX Rear Sprocket - Alloy - Blue - 52-Tooth RAL-245-52-BLU
SUPERSPROX
MSRP: $69.95Now: $59.46Was: $69.95A lightweight rear sprocket is critical for reducing unsprung mass, improving acceleration response, and minimizing drivetrain inertia—especially in competitive racing or high-performance...12112712- SKU:
- 12112712
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- COLOR/FINISH:
- BLUE
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LIGHTWEIGHT
- MODEL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 52
- UNITS:
- EACH
- MATERIAL:
- 7075-T6 ALUMINUM
- CHAIN SIZE:
- 520
MSRP: $69.95Now: $59.46Was: $69.95 -
On Sale
SUPERSPROX Rear Sprocket - Alloy - Black - 50-Tooth RAL-990-50-BLK
SUPERSPROX
MSRP: $69.95Now: $59.46Was: $69.95A lightweight rear sprocket is critical for reducing unsprung mass and improving throttle response, especially in competitive racing applications where every fraction of a pound matters. The...12112713- SKU:
- 12112713
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MODEL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LIGHTWEIGHT
- TOOTH COUNT:
- 50
MSRP: $69.95Now: $59.46Was: $69.95
