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 - 46-Tooth 5068-520-46T
DRIVEN RACING
$64.99If you're running a 520 chain setup and chasing faster acceleration or quicker throttle response, sprocket weight directly impacts your bike's performance and how it feels in the corners. DRIVEN Racing's 46-tooth rear sprocket cuts excess material...12101003- SKU:
- 12101003
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
$64.99 -
DRIVEN RACING Rear Sprocket - 47-Tooth 5068-520-47T
DRIVEN RACING
$64.99If you're chasing lap times or pushing your bike to the edge, sprocket weight directly impacts acceleration and handling response. The DRIVEN RACING 47-Tooth Rear Sprocket delivers the lightweight construction you need without sacrificing the durability...12101004- SKU:
- 12101004
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
$64.99 -
DRIVEN RACING Rear Sprocket - 43-Tooth 5018-520-43T
DRIVEN RACING
$64.99If you're chasing lap times or maximizing acceleration, unsprung weight at the rear wheel hits your performance harder than most riders realize. The DRIVEN RACING 43-Tooth Rear Sprocket cuts weight without sacrificing durability—meaning quicker throttle...12101008- SKU:
- 12101008
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
$64.99Qty in Cart: 0Quantity:Price:$64.99Subtotal: -
DRIVEN RACING Rear Sprocket - 46-Tooth 8820-520-46T
DRIVEN RACING
$64.99If you're chasing lap times or maximizing drivetrain efficiency, every gram counts—and this DRIVEN RACING rear sprocket delivers real weight savings without compromising durability. The 46-tooth ratio pairs reduced rotating mass with proven EST...12101013- SKU:
- 12101013
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- UNITS:
- EACH
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 46
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
$64.99 -
DRIVEN RACING Rear Sprocket - 47-Tooth 8820-520-47T
DRIVEN RACING
$64.99Sprocket selection directly impacts your acceleration, top-end speed, and drivetrain wear. The DRIVEN RACING 47-Tooth Rear Sprocket delivers the weight savings and durability you need to optimize performance without sacrificing longevity. Built with EST...12101014- SKU:
- 12101014
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- COLOR/FINISH:
- ZINC
- TOOTH COUNT:
- 47
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
$64.99 -
DRIVEN RACING Rear Sprocket - 48-Tooth 8820-520-48T
DRIVEN RACING
$64.99If you're serious about maximizing acceleration and minimizing rotational mass, this 48-tooth rear sprocket delivers both without compromise. DRIVEN Racing engineered this sprocket using their proprietary EST Technology to achieve an exceptional...12101015- SKU:
- 12101015
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 48
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- ZINC
$64.99Qty in Cart: 0Quantity:Price:$64.99Subtotal: -
DRIVEN RACING Rear Sprocket - 49-Tooth 8820-520-49T
DRIVEN RACING
$64.99A lightweight rear sprocket directly impacts your acceleration, throttle response, and overall drivetrain efficiency—especially critical in competitive racing where every gram counts. The DRIVEN RACING 49-Tooth 520 sprocket combines reduced rotational...12101016- SKU:
- 12101016
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
$64.99 -
DRIVEN RACING Rear Sprocket - 45-Tooth 5014-520-45T
DRIVEN RACING
$64.99Chain sprocket selection directly impacts your bike's acceleration, top-end speed, and drivetrain longevity. The DRIVEN RACING 45-tooth rear sprocket delivers lightweight construction without compromising durability, making it ideal for racers and...12101017- SKU:
- 12101017
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
$64.99 -
DRIVEN RACING Rear Sprocket - 48-Tooth 5014-520-48T
DRIVEN RACING
$64.99If you're running a 520 chain setup and serious about minimizing rotational mass, this DRIVEN Racing rear sprocket delivers measurable performance gains through intelligent material reduction without compromising durability. The 48-tooth configuration...12101020- SKU:
- 12101020
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 48
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
$64.99Qty in Cart: 0Quantity:Price:$64.99Subtotal: -
DRIVEN RACING Rear Sprocket - 46-Tooth 5009-520-46T
DRIVEN RACING
$64.99If you're chasing lap times or maximizing acceleration on the track, sprocket weight directly impacts your bike's responsiveness and drive characteristics. DRIVEN RACING's 46-tooth rear sprocket delivers the lightweight construction you need without...12101024- SKU:
- 12101024
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- UNITS:
- EACH
$64.99 -
DRIVEN RACING Rear Sprocket - 39-Tooth 5001-520-39T
DRIVEN RACING
$64.99If you're chasing lap times or maximizing acceleration, sprocket weight directly impacts your bike's performance and handling characteristics. DRIVEN Racing's 39-tooth rear sprocket delivers the lightweight advantage you need without sacrificing...12101027- SKU:
- 12101027
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 39
$64.99 -
DRIVEN RACING Rear Sprocket - 41-Tooth 5000-520-41T
DRIVEN RACING
$64.99If you're serious about reducing unsprung weight and improving acceleration response, a lightweight rear sprocket is one of the highest-ROI upgrades you can make. The DRIVEN RACING 41-Tooth 5000-520-41T delivers the durability you need for consistent...12101032- SKU:
- 12101032
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 41
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
$64.99 -
DRIVEN RACING Rear Sprocket - 42-Tooth 5000-520-42T
DRIVEN RACING
$64.99If you're serious about maximizing acceleration and minimizing rotational mass, a lightweight rear sprocket is one of the highest-return modifications you can make to your drivetrain. The DRIVEN RACING 42-Tooth 5000-520-42T cuts unnecessary weight...12101033- SKU:
- 12101033
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- TOOTH COUNT:
- 42
- TYPE:
- DRIVE
- UNITS:
- EACH
$64.99 -
DRIVEN RACING Rear Sprocket - 43-Tooth 5000-520-43T
DRIVEN RACING
$64.99If you're serious about maximizing acceleration and reducing drivetrain parasitic loss, sprocket weight directly impacts your bike's responsiveness and fuel efficiency. The DRIVEN RACING 43-Tooth rear sprocket combines lightweight construction with...12101034- SKU:
- 12101034
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- ZINC
$64.99 -
DRIVEN RACING Rear Sprocket - 43-Tooth 5178-520-43T
DRIVEN RACING
$64.99If you're chasing lap times or building a race-ready drivetrain, unsprung weight at the rear wheel matters. The DRIVEN RACING 43-tooth rear sprocket combines lightweight construction with proven durability—delivering the acceleration response and...12101035- SKU:
- 12101035
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 43
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
$64.99 -
DRIVEN RACING Rear Sprocket - 44-Tooth 5178-520-44T
DRIVEN RACING
$64.99If you're chasing faster acceleration and smoother power delivery, a lighter rear sprocket is one of the highest-impact upgrades you can make. DRIVEN Racing's 44-tooth sprocket shaves unnecessary weight while maintaining the durability required for...12101036- SKU:
- 12101036
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- UNITS:
- EACH
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 44
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
$64.99 -
DRIVEN RACING Rear Sprocket - 45-Tooth 5178-520-45T
DRIVEN RACING
$64.99If you're running a 520 chain setup and serious about performance, sprocket weight directly impacts acceleration response and rotational inertia—this DRIVEN Racing rear sprocket delivers measurable gains without compromise. The 45-tooth configuration...12101037- SKU:
- 12101037
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- COLOR/FINISH:
- ZINC
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
$64.99 -
DRIVEN RACING Rear Sprocket - 46-Tooth 5178-520-46T
DRIVEN RACING
$64.99If you're chasing lap times or building a race-ready drivetrain, sprocket weight directly impacts acceleration and overall powertrain efficiency. The DRIVEN RACING 46-tooth rear sprocket combines our proprietary EST Technology with a lightweight design...12101038- SKU:
- 12101038
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- COLOR/FINISH:
- ZINC
- TOOTH COUNT:
- 46
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
$64.99 -
DRIVEN RACING Rear Sprocket - 47-Tooth 5178-520-47T
DRIVEN RACING
$64.99If you're chasing lap times or building a race-ready drivetrain, sprocket weight directly impacts acceleration and throttle response. The DRIVEN RACING 47-tooth rear sprocket combines lightweight construction with proven durability—you get the...12101039- SKU:
- 12101039
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- ZINC
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
$64.99Qty in Cart: 0Quantity:Price:$64.99Subtotal: -
DRIVEN RACING Rear Sprocket - 45-Tooth 5177-520-45T
DRIVEN RACING
$64.99If you're running a 520 chain setup and need to maximize acceleration without sacrificing reliability, the DRIVEN RACING 45-Tooth Rear Sprocket delivers the lightweight performance you're after. By reducing unsprung weight at the rear wheel, this...12101040- SKU:
- 12101040
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 45
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- ZINC
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
$64.99Qty in Cart: 0Quantity:Price:$64.99Subtotal:
