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
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF431.13
JT SPROCKETS
MSRP: $16.20Now: $14.42Was: $16.20A properly sized counter shaft sprocket is critical for maximizing acceleration and chain efficiency in your racing setup. The JT Sprockets 13-tooth design delivers optimal power delivery while maintaining the strength required for high-RPM applications...JTF43113- SKU:
- JTF43113
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- MODEL:
- SUZUKI
- TOOTH COUNT:
- 13
- CHAIN SIZE:
- 520
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
MSRP: $16.20Now: $14.42Was: $16.20 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 11-Tooth JTF432.11
JT SPROCKETS
MSRP: $16.80Now: $14.95Was: $16.80A lightweight front sprocket that doesn't compromise on durability—the JT 11-tooth counter shaft sprocket is engineered for riders who demand both precision and reliability. Computer-designed geometry maximizes strength while minimizing rotational mass,...JTF43211- SKU:
- JTF43211
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- CHAIN SIZE:
- 520
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 11
MSRP: $16.80Now: $14.95Was: $16.80 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF432.12
JT SPROCKETS
MSRP: $12.58Now: $11.20Was: $12.58A properly sized counter shaft sprocket is critical for optimizing your engine's power delivery and maintaining chain tension under load. The JT Sprockets 12-tooth design offers the aggressive ratio needed for quick acceleration in racing applications...JTF43212- SKU:
- JTF43212
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 12
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
MSRP: $12.58Now: $11.20Was: $12.58 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF434.15
JT SPROCKETS
MSRP: $14.20Now: $12.64Was: $14.20A counter shaft sprocket is critical to your drivetrain's efficiency and power delivery. The JT Sprockets 15-tooth design delivers precise gear ratios while maintaining the structural integrity needed for high-RPM applications. Computer-optimized...JTF43415- SKU:
- JTF43415
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- TOOTH COUNT:
- 15
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MODEL:
- SUZUKI
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $14.20Now: $12.64Was: $14.20 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF434.16
JT SPROCKETS
MSRP: $15.03Now: $13.38Was: $15.03A properly matched counter shaft sprocket is essential for optimizing your bike's power delivery and acceleration characteristics. The JT Sprockets 16-tooth design delivers the strength-to-weight ratio demanded by high-RPM racing environments without...JTF43416- SKU:
- JTF43416
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
MSRP: $15.03Now: $13.38Was: $15.03Qty in Cart: 0Quantity:Price:MSRP: $15.03Now: $13.38Was: $15.03Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF512.16
JT SPROCKETS
MSRP: $15.35Now: $13.66Was: $15.35A counter shaft sprocket is critical to your drivetrain's efficiency and acceleration response. The JT Sprockets 16-tooth design delivers the optimal gear ratio for high-RPM performance while maintaining durability under load. Whether you're chasing lap...JTF51216- SKU:
- JTF51216
- Availability:
- Ships Same Business Day
- Weight:
- 0.52 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $15.35Now: $13.66Was: $15.35 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF512.17
JT SPROCKETS
MSRP: $16.05Now: $14.28Was: $16.05A counter shaft sprocket is critical to your bike's power delivery and acceleration characteristics. The JT Sprockets 17-tooth design optimizes gear ratio geometry for precise throttle response and improved chain engagement under hard acceleration...JTF51217- SKU:
- JTF51217
- Availability:
- Ships Same Business Day
- Weight:
- 0.58 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TYPE:
- COUNTERSHAFT
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $16.05Now: $14.28Was: $16.05 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF513.13
JT SPROCKETS
MSRP: $11.73Now: $10.44Was: $11.73A properly sized counter shaft sprocket is critical for optimizing your bike's power delivery and acceleration characteristics. The JT Sprockets 13-tooth design delivers the ideal balance between low-end response and top-end capabilities, ensuring your...JTF51313- SKU:
- JTF51313
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 530
- TOOTH COUNT:
- 13
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $11.73Now: $10.44Was: $11.73 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 20-Tooth JTF405.20
JT SPROCKETS
MSRP: $27.10Now: $24.12Was: $27.10A precise counter shaft sprocket is critical for maximizing power delivery and maintaining consistent gear ratios in high-performance applications. The JT Sprockets 20-tooth design delivers the strength-to-weight ratio that racing demands, engineered...12120809- SKU:
- 12120809
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 525
- TOOTH COUNT:
- 20
- MATERIAL:
- STEEL
- MODEL:
- BMW
- UNITS:
- EACH
MSRP: $27.10Now: $24.12Was: $27.10 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF513.17
JT SPROCKETS
MSRP: $14.60Now: $12.99Was: $14.60A properly sized counter shaft sprocket is critical for optimizing your engine's power delivery and maintaining precise gear ratios across your entire drivetrain. The JT SPROCKETS 17-tooth counter shaft sprocket delivers the strength and durability...JTF51317- SKU:
- JTF51317
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- CHAIN SIZE:
- 530
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
MSRP: $14.60Now: $12.99Was: $14.60 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF516.15
JT SPROCKETS
MSRP: $14.60Now: $12.99Was: $14.60A counter shaft sprocket is critical to your drivetrain's efficiency and reliability—it directly impacts power delivery, acceleration response, and overall gear ratio performance. The JT Sprockets 15-tooth design delivers optimized strength-to-weight...JTF51615- SKU:
- JTF51615
- Availability:
- Ships Same Business Day
- Weight:
- 0.39 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TOOTH COUNT:
- 15
- TYPE:
- COUNTERSHAFT
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
MSRP: $14.60Now: $12.99Was: $14.60 -
On Sale
JT SPROCKETS Sprocket - Front - Honda - 15-Tooth JTF1370.15RB
JT SPROCKETS
MSRP: $19.70Now: $17.53Was: $19.70A quality front sprocket is fundamental to reliable chain drive performance, and JT's rubber-cushioned design absorbs destructive chain impact that degrades teeth and shortens drivetrain life. This 15-tooth sprocket combines OEM-proven engineering with...12121232- SKU:
- 12121232
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- TOOTH COUNT:
- 15
- CHAIN SIZE:
- 525
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $19.70Now: $17.53Was: $19.70 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF518.13
JT SPROCKETS
MSRP: $15.43Now: $13.73Was: $15.43A counter shaft sprocket is critical to your transmission's efficiency and overall drivetrain response. The JT Sprockets 13-tooth design delivers precise gear engagement while minimizing rotational mass—essential for engines demanding quick throttle...JTF51813- SKU:
- JTF51813
- Availability:
- Ships Same Business Day
- Weight:
- 0.59 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 630
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $15.43Now: $13.73Was: $15.43 -
On Sale
JT SPROCKETS Sprocket - Front - Kawasaki - 15-Tooth JTF1537.15RB
JT SPROCKETS
MSRP: $18.83Now: $16.76Was: $18.83A properly sized front sprocket is critical to your Kawasaki's power delivery, throttle response, and chain longevity. JT's rubber-cushioned design absorbs chain impact at the tooth engagement point, reducing wear and vibration while maintaining the...12121242- SKU:
- 12121242
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- CHAIN SIZE:
- 525
- COLOR/FINISH:
- NATURAL
- MODEL:
- RUBBER-CUSHIONED
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- STYLE:
- CUSHIONED
- TOOTH COUNT:
- 15
- MATERIAL:
- RUBBER
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $18.83Now: $16.76Was: $18.83 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF520.17
JT SPROCKETS
MSRP: $14.40Now: $12.82Was: $14.40A properly sized counter shaft sprocket is critical to your transmission's efficiency and overall drivetrain performance. The JT Sprockets 17-tooth design delivers optimized engagement with your chain while maintaining rigidity under load—essential for...JTF52017- SKU:
- JTF52017
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
- UNITS:
- EACH
MSRP: $14.40Now: $12.82Was: $14.40 -
On Sale
JT SPROCKETS Sprocket - Front - Kawasaki - 17-Tooth JTF1537.17RB
JT SPROCKETS
MSRP: $18.83Now: $16.76Was: $18.83A properly sized front sprocket is critical to your bike's acceleration, top-end performance, and chain longevity. JT's rubber-cushioned front sprockets absorb chain impact that can cause premature wear and noise, delivering the same OEM-proven...12121244- SKU:
- 12121244
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 17
- CHAIN SIZE:
- 525
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $18.83Now: $16.76Was: $18.83 -
On Sale
JT SPROCKETS Sprocket - Front - Kawasaki - 15-Tooth JTF1538.15RB
JT SPROCKETS
MSRP: $22.28Now: $19.83Was: $22.28A worn or mismatched front sprocket directly impacts your bike's acceleration, chain wear, and overall drivetrain efficiency. The JT Sprockets 15-tooth front sprocket for Kawasaki delivers OEM-proven engineering with rubber-cushioned technology that...12121245- SKU:
- 12121245
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 15
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $22.28Now: $19.83Was: $22.28 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth JTF555.15
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20A properly engineered countershaft sprocket is critical to maximizing power delivery and maintaining reliable gear engagement in high-stress racing applications. The JT SPROCKETS 15-tooth design delivers the precision fitment and durability demanded by...JTF55515- SKU:
- JTF55515
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
MSRP: $7.20Now: $6.41Was: $7.20 -
On Sale
JT SPROCKETS Sprocket - Front - Honda - 16-Tooth JTF296.16RB
JT SPROCKETS
MSRP: $20.20Now: $17.98Was: $20.20A worn or damaged front sprocket directly impacts chain wear, acceleration response, and overall drivetrain efficiency. The JT Sprockets 16-tooth front sprocket delivers OEM-proven durability with rubber-cushioned technology that reduces chain impact and...12121255- SKU:
- 12121255
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- MATERIAL:
- STEEL
- CHAIN SIZE:
- 525
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $20.20Now: $17.98Was: $20.20 -
On Sale
JT SPROCKETS Sprocket - Front - Honda - 16-Tooth JTF333.16RB
JT SPROCKETS
MSRP: $23.13Now: $20.59Was: $23.13A quality front sprocket is fundamental to reliable chain drive performance and longevity. The JT 16-tooth front sprocket delivers the precision engineering and durability demanded by professional racers and dedicated enthusiasts alike. Built with...12121260- SKU:
- 12121260
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
MSRP: $23.13Now: $20.59Was: $23.13
