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
-
PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 23801-MBN-67014
PARTS UNLIMITED
$20.09A worn or damaged countershaft sprocket compromises your entire drivetrain's efficiency and can lead to costly chain wear or slippage during aggressive riding. This OEM-spec replacement restores precise engagement with your chain and delivers the...12120336- SKU:
- 12120336
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 14
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
$20.09 -
PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 23801-MBN-67015
PARTS UNLIMITED
$21.15A worn or damaged countershaft sprocket compromises power delivery and accelerates wear across your entire drivetrain. This OEM-spec replacement restores precise engagement and eliminates slack, ensuring consistent performance whether you're hammering...12120337- SKU:
- 12120337
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 15
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
$21.15 -
On Sale
PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 13144-000714
PARTS UNLIMITED
MSRP: $8.43Now: $5.00Was: $8.43A worn or damaged countershaft sprocket compromises your entire drivetrain's efficiency, leading to power loss and accelerated wear on your chain and rear sprocket. The PARTS UNLIMITED 14-Tooth Countershaft Sprocket restores OEM-spec performance with...12120338- SKU:
- 12120338
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TOOTH COUNT:
- 14
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
MSRP: $8.43Now: $5.00Was: $8.43 -
PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 5XV-17460-0015
PARTS UNLIMITED
$15.85A worn or damaged countershaft sprocket compromises power delivery and creates drivetrain noise that compounds over time. This PARTS UNLIMITED 15-tooth sprocket restores OEM-spec engagement and precision, ensuring consistent acceleration and reliable...12120344- SKU:
- 12120344
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- TOOTH COUNT:
- 15
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
$15.85 -
PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 5XV-17460-0016
PARTS UNLIMITED
$16.95A worn or damaged countershaft sprocket directly impacts your power delivery and drivetrain efficiency. This OEM-specification replacement restores precise engagement with your chain, eliminating slack and ensuring consistent acceleration without...12120345- SKU:
- 12120345
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
$16.95 -
VORTEX Steel Chain Kit - Black CK2260
VORTEX
$265.95If you're running a conventional street setup, gear ratios are everything—and the VORTEX Steel Chain Kit CK2260 gives you the aggressive acceleration you need without sacrificing top-end capability. This laser-cut steel sprocket set shifts your power...12301059- SKU:
- 12301059
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- FRONT SPROCKET TOOTH COUNT:
- 14
- CHAIN TYPE:
- 520 SX3
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- REAR SPROCKET TOOTH COUNT:
- 36
- RIDING STYLE:
- STREET
$265.95Qty in Cart: 0Quantity:Price:$265.95Subtotal: -
VORTEX HFRA Aluminum Chain Kit CK2269
VORTEX
$312.95Optimize your bike's acceleration and top-end performance with a proven gearing strategy that delivers noticeable gains without requiring extensive modifications. The VORTEX HFRA Aluminum Chain Kit CK2269 combines a hard coat aluminum rear sprocket with...12301061- SKU:
- 12301061
- Availability:
- Ships Same Business Day
- Weight:
- 5.80 LBS
- RIDING STYLE:
- STREET
- FRONT SPROCKET TOOTH COUNT:
- 14
- UNITS:
- KIT
- CHAIN TYPE:
- 520 SX3
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- REAR SPROCKET TOOTH COUNT:
- 43
$312.95 -
VORTEX Chain Kit - Honda - CBR 600 F4 '01-'06 CK2130
VORTEX
$317.95A properly matched chain and sprocket kit is essential for maintaining your CBR 600 F4's power delivery and extending drivetrain longevity. The VORTEX CK2130 delivers stock-ratio gearing with a precision-engineered rear sprocket, ensuring reliable...12301065- SKU:
- 12301065
- Availability:
- Ships Same Business Day
- Weight:
- 7.75 LBS
- CHAIN TYPE:
- 525 RX3
- FRONT SPROCKET TOOTH COUNT:
- 16
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- REAR SPROCKET TOOTH COUNT:
- 46
- UNITS:
- KIT
$317.95 -
VORTEX Steel Chain Kit - Black CK6345
VORTEX
$265.95If you're running a conventional street setup, sprocket wear directly impacts acceleration response and overall drivetrain efficiency. The VORTEX Steel Chain Kit CK6345 delivers a proven gearing strategy—dropping one tooth up front and adding two in the...12301066- SKU:
- 12301066
- Availability:
- Ships Same Business Day
- Weight:
- 7.10 LBS
- FRONT SPROCKET TOOTH COUNT:
- 15
- CHAIN TYPE:
- 520 SX3
- COLOR/FINISH:
- BLACK
- REAR SPROCKET TOOTH COUNT:
- 45
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- RIDING STYLE:
- STREET
$265.95 -
VORTEX Chain Kit - Honda - CBR 600 RR '03-'06 CK2133
VORTEX
$317.95The VORTEX Chain Kit maintains your CBR 600 RR's OEM gearing while delivering the precision fitment and durability your bike demands. Laser-cut steel construction ensures consistent tooth profile and reliable power transfer lap after lap. Whether you're...12301067- SKU:
- 12301067
- Availability:
- Ships Same Business Day
- Weight:
- 7.70 LBS
- REAR SPROCKET TOOTH COUNT:
- 43
- CHAIN TYPE:
- 525 SX3
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- RIDING STYLE:
- STREET
- FRONT SPROCKET TOOTH COUNT:
- 16
- UNITS:
- KIT
$317.95 -
VORTEX Steel Chain Kit - Black CK6343
VORTEX
$265.95Optimizing your sprocket ratio is one of the most cost-effective ways to sharpen acceleration and responsiveness without sacrificing top-end capability. The VORTEX Steel Chain Kit CK6343 delivers a proven street-oriented gearing package with laser-cut...12301069- SKU:
- 12301069
- Availability:
- Ships Same Business Day
- Weight:
- 6.95 LBS
- FRONT SPROCKET TOOTH COUNT:
- 15
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- CHAIN TYPE:
- 520 SX3
- COLOR/FINISH:
- BLACK
- REAR SPROCKET TOOTH COUNT:
- 44
$265.95 -
VORTEX Steel Chain Kit - Black CK6344
VORTEX
$296.95If you're running a conventional street setup, chain wear and sprocket degradation are direct threats to reliability and power delivery. The VORTEX Steel Chain Kit CK6344 delivers a precision-engineered drivetrain solution with aggressive gearing...12301071- SKU:
- 12301071
- Availability:
- Ships Same Business Day
- Weight:
- 7.65 LBS
- CHAIN TYPE:
- 520 RX3
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- FRONT SPROCKET TOOTH COUNT:
- 15
- REAR SPROCKET TOOTH COUNT:
- 45
$296.95Qty in Cart: 0Quantity:Price:$296.95Subtotal: -
VORTEX Steel Chain Kit - Black CK6342
VORTEX
$342.95If you're running a street machine that needs better low-end response and quicker acceleration off the line, a gearing change is one of the most direct ways to achieve it. The VORTEX Steel Chain Kit CK6342 delivers a proven street setup with a laser-cut...12301074- SKU:
- 12301074
- Availability:
- Ships Same Business Day
- Weight:
- 7.95 LBS
- CHAIN TYPE:
- 520 RX3
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- FRONT SPROCKET TOOTH COUNT:
- 15
- REAR SPROCKET TOOTH COUNT:
- 44
$342.95 -
VORTEX Steel Chain Kit - Black CK4260
VORTEX
$265.95If you're looking to sharpen your bike's acceleration without sacrificing top-end capability, a well-chosen sprocket ratio is non-negotiable. The VORTEX Steel Chain Kit CK4260 delivers laser-cut precision and proven street performance, giving you the...12301077- SKU:
- 12301077
- Availability:
- Ships Same Business Day
- Weight:
- 7.05 LBS
- CHAIN TYPE:
- 520 SX3
- FRONT SPROCKET TOOTH COUNT:
- 14
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- REAR SPROCKET TOOTH COUNT:
- 45
- UNITS:
- KIT
$265.95 -
VORTEX Chain Kit - Kawasaki - EX 300 Ninja '14-'17 CK4261
VORTEX
$265.95The VORTEX Chain Kit for your EX 300 Ninja keeps your drivetrain running with precision-engineered components that maintain stock gearing ratios while delivering reliable power transfer. This bolt-on kit pairs a laser-cut steel rear sprocket with a...12301078- SKU:
- 12301078
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- CHAIN TYPE:
- 520 SX3
- COLOR/FINISH:
- BLACK
- REAR SPROCKET TOOTH COUNT:
- 42
- FRONT SPROCKET TOOTH COUNT:
- 14
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- RIDING STYLE:
- STREET
$265.95 -
VORTEX HFRA Aluminum Chain Kit CK6347
VORTEX
$342.95The VORTEX HFRA Aluminum Chain Kit CK6347 optimizes your street bike's acceleration and top-end performance through precise gearing adjustments without requiring frame modifications. Hard coat aluminum construction delivers superior durability and...12301079- SKU:
- 12301079
- Availability:
- Ships Same Business Day
- Weight:
- 6.70 LBS
- RIDING STYLE:
- STREET
- CHAIN TYPE:
- 520 RX3
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- FRONT SPROCKET TOOTH COUNT:
- 15
- REAR SPROCKET TOOTH COUNT:
- 45
$342.95 -
VORTEX HFRA Aluminum Chain Kit CK6296
VORTEX
$342.95The VORTEX HFRA Aluminum Chain Kit CK6296 delivers a direct gear ratio adjustment that sharpens throttle response and acceleration without requiring engine modifications. By dropping one tooth on the front sprocket and adding two teeth to the rear,...12301082- SKU:
- 12301082
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- CHAIN TYPE:
- 520 RX3
- REAR SPROCKET TOOTH COUNT:
- 41
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- FRONT SPROCKET TOOTH COUNT:
- 16
- UNITS:
- KIT
$342.95 -
VORTEX Steel Chain Kit - Black CK6302
VORTEX
$296.95A well-matched chain and sprocket kit is essential for optimizing your bike's acceleration, top-end performance, and drivetrain longevity. The VORTEX Steel Chain Kit delivers precision-engineered components with laser-cut sprockets and carefully...12301084- SKU:
- 12301084
- Availability:
- Ships Same Business Day
- Weight:
- 7.80 LBS
- FRONT SPROCKET TOOTH COUNT:
- 16
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- REAR SPROCKET TOOTH COUNT:
- 41
- RIDING STYLE:
- STREET
- CHAIN TYPE:
- 520 RX3
- UNITS:
- KIT
$296.95 -
VORTEX Chain Kit CK4146
VORTEX
$386.95The VORTEX Chain Kit CK4146 delivers stock-ratio gearing with precision-engineered components designed to maintain reliable power delivery and durability under demanding track conditions. The laser-cut steel rear sprocket ensures consistent tooth...12301085- SKU:
- 12301085
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- COLOR/FINISH:
- BLACK
- CHAIN TYPE:
- 525 RX3
- FRONT SPROCKET TOOTH COUNT:
- 17
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- REAR SPROCKET TOOTH COUNT:
- 39
- RIDING STYLE:
- STREET
$386.95 -
VORTEX Steel Chain Kit - Black CK6292
VORTEX
$265.95If you're running a conventional street setup and looking to dial in your power delivery, a proper chain kit is non-negotiable. The VORTEX Steel Chain Kit optimizes your gearing for real-world performance—tighter acceleration where you need it and usable...12301087- SKU:
- 12301087
- Availability:
- Ships Same Business Day
- Weight:
- 7.20 LBS
- FRONT SPROCKET TOOTH COUNT:
- 15
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- CHAIN TYPE:
- 520 SX3
- COLOR/FINISH:
- BLACK
- REAR SPROCKET TOOTH COUNT:
- 47
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$265.95
