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
-
DRIVEN RACING Rear Sprocket - 34-Tooth - Honda 8550-428-34T
DRIVEN RACING
$38.99Lightweight sprockets directly impact acceleration and throttle response—reducing unsprung weight in your drivetrain means faster power delivery and quicker gear engagement. The DRIVEN RACING 34-tooth rear sprocket combines minimal mass with proven...12102431- SKU:
- 12102431
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- TOOTH COUNT:
- 34
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
$38.99 -
DRIVEN RACING Rear Sprocket - 35-Tooth - Honda 8550-428-35T
DRIVEN RACING
$38.99Every tenth of a second counts on the track, and unsprung weight directly impacts acceleration and handling response. The DRIVEN RACING 35-Tooth Rear Sprocket eliminates unnecessary mass while maintaining the durability demanded by competitive racing,...12102432- SKU:
- 12102432
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 35
- MATERIAL:
- STEEL
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- COLOR/FINISH:
- BLACK
$38.99 -
DRIVEN RACING Rear Sprocket - 41-Tooth 5008-520-41T
DRIVEN RACING
$64.99If you're running a 520 chain setup, sprocket weight directly impacts your bike's acceleration and overall responsiveness. DRIVEN Racing's 41-tooth rear sprocket combines aggressive lightweight design with proven durability, giving you the performance...12102220- SKU:
- 12102220
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 41
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
$64.99 -
DRIVEN RACING Rear Sprocket - 43-Tooth 5001-520-43T
DRIVEN RACING
$64.99If you're running a 520 chain drive on your race bike or high-performance street machine, sprocket weight directly impacts acceleration, handling response, and drivetrain stress. The DRIVEN RACING 43-Tooth Rear Sprocket uses proprietary EST Technology to...12102222- SKU:
- 12102222
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MATERIAL:
- STEEL
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 43
- UNITS:
- EACH
$64.99 -
DRIVEN RACING Rear Sprocket - 44-Tooth 8891-520-44
DRIVEN RACING
$64.99Chain drive efficiency directly impacts acceleration, fuel economy, and overall drivetrain longevity. The DRIVEN RACING 44-Tooth Rear Sprocket combines lightweight construction with proven durability, giving you measurable performance gains without...12101377- SKU:
- 12101377
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 44
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- ZINC
$64.99 -
DRIVEN RACING Rear Sprocket - 45-Tooth 8891-520-45
DRIVEN RACING
$64.99If you're serious about chain drive efficiency, sprocket weight matters—and this is where the DRIVEN RACING 45-Tooth rear sprocket sets itself apart. By combining lightweight construction with proven durability, you get the rotational response of a...12101378- SKU:
- 12101378
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
$64.99 -
DRIVEN RACING Rear Sprocket - 46-Tooth 8891-520-46
DRIVEN RACING
$64.99If you're serious about chain drive efficiency, sprocket weight directly impacts acceleration and reduces rotational mass on your drivetrain. DRIVEN Racing's 46-tooth rear sprocket combines a lightweight steel construction with proprietary EST Technology...12101379- SKU:
- 12101379
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 46
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
$64.99 -
DRIVEN RACING Rear Sprocket - 41-Tooth 5014-520-41T
DRIVEN RACING
$64.99Lightweight sprockets directly impact acceleration and overall drivetrain efficiency—every gram counts when you're chasing lap times or maximizing fuel economy. The DRIVEN RACING 41-tooth rear sprocket combines aggressive weight reduction with proven...12102215- SKU:
- 12102215
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- TOOTH COUNT:
- 41
- TYPE:
- DRIVE
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
$64.99 -
DRIVEN RACING Rear Sprocket - 43-Tooth 5014-520-43T
DRIVEN RACING
$64.99Sprocket selection directly impacts your power delivery, acceleration, and engine longevity. The DRIVEN RACING 43-Tooth 520 Rear Sprocket delivers a lightweight design without compromising durability, making it ideal for riders who demand precision...12102217- SKU:
- 12102217
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TYPE:
- DRIVE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 43
- MATERIAL:
- STEEL
$64.99 -
DRIVEN RACING Rear Sprocket - 44-Tooth 5000-520-44T
DRIVEN RACING
$64.99If you're running a 520 chain setup, sprocket weight directly impacts acceleration and overall drivetrain efficiency—and this DRIVEN RACING 44-tooth sprocket is engineered to minimize that weight without sacrificing durability. The proprietary EST...12102219- SKU:
- 12102219
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 44
$64.99 -
DRIVEN RACING Counter Shaft Sprocket - 15-Tooth 1037-520-15T
DRIVEN RACING
$45.99Every gram matters on the track, and the DRIVEN RACING 15-Tooth Counter Shaft Sprocket delivers one of the lightest 520-pitch options available without compromising durability. Built with proprietary EST Technology, this sprocket balances reduced...12121452- SKU:
- 12121452
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 15
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- UNITS:
- EACH
$45.99 -
DRIVEN RACING Counter Shaft Sprocket - 16-Tooth 1037-520-16T
DRIVEN RACING
$45.99Shaving rotational mass is one of the most effective ways to improve throttle response and acceleration on a sport bike or lightweight race machine. The DRIVEN RACING 16-tooth counter shaft sprocket combines minimal weight with proven durability, giving...12121453- SKU:
- 12121453
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
$45.99 -
DRIVEN RACING Counter Shaft Sprocket - 15-Tooth 1301-520-15T
DRIVEN RACING
$45.99If you're serious about minimizing rotating mass and maximizing acceleration response, you need a sprocket engineered for the track. The DRIVEN RACING 15-Tooth Counter Shaft Sprocket cuts weight without sacrificing durability, giving you the lightweight,...12121455- SKU:
- 12121455
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 15
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
$45.99 -
DRIVEN RACING Counter Shaft Sprocket - 16-Tooth 1301-520-16T
DRIVEN RACING
$45.99Shaving rotational mass from your drivetrain directly translates to faster acceleration and quicker throttle response—critical advantages whether you're chasing lap times or launching hard off the line. DRIVEN Racing's 16-tooth counter shaft sprocket...12121456- SKU:
- 12121456
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
$45.99 -
DRIVEN RACING Front Sprocket - 14-Tooth - Honda 2551-428-14T
DRIVEN RACING
$18.99If you're serious about optimizing your Honda's acceleration and throttle response, sprocket selection directly impacts your power delivery and engine efficiency. This DRIVEN Racing front sprocket cuts weight where it counts—the rotating mass that...12121581- SKU:
- 12121581
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 428
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
$18.99 -
DRIVEN RACING Counter Shaft Sprocket - 14-Tooth 1098-520-14T
DRIVEN RACING
$43.99Every gram matters when you're chasing lap times or maximizing acceleration. The DRIVEN RACING 14-Tooth Counter Shaft Sprocket delivers one of the lightest 520 steel sprockets on the market, engineered with proprietary EST Technology to maintain...12120906- SKU:
- 12120906
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$43.99 -
DRIVEN RACING Counter Shaft Sprocket - 16-Tooth 1098-520-16T
DRIVEN RACING
$43.99Unsprung weight directly impacts acceleration response and chassis dynamics—every gram matters on the track. DRIVEN Racing's 16-tooth counter shaft sprocket delivers one of the lightest 520 options available, engineered with proprietary EST Technology to...12120908- SKU:
- 12120908
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- COLOR/FINISH:
- ZINC
- PRODUCT NAME:
- SPROCKET
$43.99Qty in Cart: 0Quantity:Price:$43.99Subtotal: -
DRIVEN RACING Counter Shaft Sprocket - 14-Tooth 2058-520-14T
DRIVEN RACING
$43.99Every gram matters when you're chasing lap times or maximizing acceleration. The DRIVEN RACING 14-Tooth Counter Shaft Sprocket cuts unnecessary weight without compromising durability, delivering the lightweight performance you need for competitive racing...12120909- SKU:
- 12120909
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 14
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
$43.99 -
DRIVEN RACING Counter Shaft Sprocket - 16-Tooth 2058-520-16T
DRIVEN RACING
$43.99Shaving rotational mass from your counter shaft is one of the most direct ways to improve throttle response and acceleration—and the DRIVEN RACING 16-Tooth Counter Shaft Sprocket delivers exactly that without sacrificing durability. By removing...12120911- SKU:
- 12120911
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- COLOR/FINISH:
- ZINC
- COLOR/FINISH:
- BLACK
- TYPE:
- DRIVE
- UNITS:
- EACH
$43.99 -
DRIVEN RACING Counter Shaft Sprocket - 16-Tooth 1068-520-16T
DRIVEN RACING
$50.99Every gram matters on the track, and the DRIVEN RACING 16-Tooth Counter Shaft Sprocket delivers weight savings without sacrificing durability or performance. Built with proprietary EST Technology, this sprocket reduces unsprung mass to improve...12120913- SKU:
- 12120913
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- CHAIN SIZE:
- 520
- TYPE:
- DRIVE
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$50.99
