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 Sprocket - Rear - Honda - 38-Tooth JTR278.38
JT SPROCKETS
MSRP: $31.83Now: $28.33Was: $31.83A worn or incorrect sprocket directly impacts your bike's acceleration, top-end performance, and chain longevity. The JT Sprockets 38-tooth rear sprocket delivers precision engineering with...12100262- SKU:
- 12100262
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MODEL:
- HONDA
- TOOTH COUNT:
- 38
MSRP: $31.83Now: $28.33Was: $31.83 -
On Sale
JT SPROCKETS Sprocket Spacer - Suzuki JTF518B
JT SPROCKETS
MSRP: $4.58Now: $4.08Was: $4.58When you upgrade to a different sprocket size for better acceleration or top-end performance, precise spacing becomes critical to prevent chain misalignment and premature wear. The JT SPROCKETS...12050052- SKU:
- 12050052
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- CHROMOLY STEEL
- PRODUCT NAME:
- SPACER
- TYPE:
- SPROCKET
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER:
- 40 MM
- UNITS:
- EACH
MSRP: $4.58Now: $4.08Was: $4.58 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 45-Tooth JTR1876.45
JT SPROCKETS
MSRP: $42.13Now: $37.50Was: $42.13A worn or incorrect rear sprocket compromises acceleration, top-end performance, and drivetrain efficiency across your entire power band. The JT Sprockets 45-tooth rear sprocket for Suzuki delivers...12100787- SKU:
- 12100787
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- UNITS:
- EACH
- RIDING STYLE:
- STREET
MSRP: $42.13Now: $37.50Was: $42.13 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 47-Tooth JTR2014.47
JT SPROCKETS
MSRP: $38.60Now: $34.35Was: $38.60A worn or incorrect sprocket directly impacts your acceleration, top-end performance, and chain longevity. The JT Sprockets 47-tooth rear sprocket delivers the strength and precision your Suzuki...12100789- SKU:
- 12100789
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- MODEL:
- TRIUMPH
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 525
- TOOTH COUNT:
- 47
- UNITS:
- EACH
MSRP: $38.60Now: $34.35Was: $38.60 -
On Sale
JT SPROCKETS Sprocket - Rear - Yamaha - 38-Tooth JTR849.38
JT SPROCKETS
MSRP: $35.95Now: $32.00Was: $35.95A worn or incorrect sprocket directly impacts your bike's acceleration, top speed, and engine efficiency. The JT Sprockets 38-tooth rear sprocket delivers the precision engineering and durability...12100791- SKU:
- 12100791
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MODEL:
- YAMAHA
- TOOTH COUNT:
- 38
MSRP: $35.95Now: $32.00Was: $35.95Qty in Cart: 0Quantity:Price:MSRP: $35.95Now: $32.00Was: $35.95Subtotal: -
On Sale
JT SPROCKETS Sprocket - Rear - Honda - 43-Tooth JTR1340.43
JT SPROCKETS
MSRP: $38.30Now: $34.09Was: $38.30A worn or undersized rear sprocket robs your Honda of acceleration and top-end performance. The JT Sprockets 43-tooth rear sprocket delivers precision-engineered strength without excess weight,...12100626- SKU:
- 12100626
- Availability:
- Ships Same Business Day
- Weight:
- 1.62 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- UNITS:
- EACH
- MODEL:
- HONDA
MSRP: $38.30Now: $34.09Was: $38.30 -
On Sale
JT SPROCKETS Sprocket - Rear - Honda - 44-Tooth JTR1340.44
JT SPROCKETS
MSRP: $40.00Now: $35.60Was: $40.00A properly matched rear sprocket is fundamental to optimizing your Honda's power delivery, acceleration, and overall drivetrain efficiency. The JT Sprockets 44-tooth rear sprocket delivers the...12100627- SKU:
- 12100627
- Availability:
- Ships Same Business Day
- Weight:
- 1.83 LBS
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 44
- TYPE:
- DRIVE
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
MSRP: $40.00Now: $35.60Was: $40.00Qty in Cart: 0Quantity:Price:MSRP: $40.00Now: $35.60Was: $40.00Subtotal: -
On Sale
JT SPROCKETS Sprocket - Rear - BMW - 41-Tooth JTR3.41
JT SPROCKETS
MSRP: $34.38Now: $30.60Was: $34.38A worn or incorrect sprocket directly impacts your BMW's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 41-Tooth Rear Sprocket delivers OEM-quality construction with...12100638- SKU:
- 12100638
- Availability:
- Ships Same Business Day
- Weight:
- 1.14 LBS
- MATERIAL:
- STEEL
- MODEL:
- BMW
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 41
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
MSRP: $34.38Now: $30.60Was: $34.38 -
On Sale
JT SPROCKETS Sprocket - Rear - BMW - 42-Tooth JTR3.42
JT SPROCKETS
MSRP: $34.38Now: $30.60Was: $34.38A worn or inadequate rear sprocket directly impacts acceleration, top-end performance, and drivetrain longevity on your BMW. The JT SPROCKETS 42-Tooth Rear Sprocket delivers computer-optimized...12100639- SKU:
- 12100639
- Availability:
- Ships Same Business Day
- Weight:
- 1.37 LBS
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MODEL:
- BMW
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
MSRP: $34.38Now: $30.60Was: $34.38 -
On Sale
JT SPROCKETS Sprocket - Rear - BMW - 42-Tooth JTR6.42
JT SPROCKETS
MSRP: $34.38Now: $30.60Was: $34.38A worn or undersized rear sprocket directly impacts your BMW's acceleration, top-end speed, and chain longevity. The JT Sprockets 42-tooth rear sprocket restores optimal power delivery with precision...12100643- SKU:
- 12100643
- Availability:
- Ships Same Business Day
- Weight:
- 1.12 LBS
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- MODEL:
- BMW
- TOOTH COUNT:
- 42
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
MSRP: $34.38Now: $30.60Was: $34.38 -
On Sale
JT SPROCKETS Sprocket - Rear - Ducati - 39-Tooth JTR745.39
JT SPROCKETS
MSRP: $32.63Now: $29.04Was: $32.63A worn or incorrect sprocket degrades power delivery, increases chain wear, and compromises acceleration across the entire RPM range. The JT Sprockets 39-tooth rear sprocket for Ducati delivers...12100652- SKU:
- 12100652
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 39
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
MSRP: $32.63Now: $29.04Was: $32.63Qty in Cart: 0Quantity:Price:MSRP: $32.63Now: $29.04Was: $32.63Subtotal: -
On Sale
JT SPROCKETS Sprocket - Honda - 42-Tooth JTR1307.42
JT SPROCKETS
MSRP: $36.25Now: $32.26Was: $36.25A worn or incorrect sprocket kills power delivery and accelerates wear across your entire drivetrain. The JT Sprockets 42-tooth sprocket for Honda delivers computer-optimized tooth geometry that...12100511- SKU:
- 12100511
- Availability:
- Ships Same Business Day
- Weight:
- 1.17 LBS
- CHAIN SIZE:
- 525
- MODEL:
- HONDA
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
- TYPE:
- DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
MSRP: $36.25Now: $32.26Was: $36.25 -
On Sale
JT SPROCKETS Sprocket - Suzuki - 44-Tooth JTR1800.44
JT SPROCKETS
MSRP: $41.38Now: $36.83Was: $41.38A worn or inadequate sprocket directly impacts your bike's acceleration, top-end speed, and overall drivetrain efficiency—making sprocket selection critical for both track performance and street...12100512- SKU:
- 12100512
- Availability:
- Ships Same Business Day
- Weight:
- 2.26 LBS
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 44
- TYPE:
- DRIVE
- CHAIN SIZE:
- 530
- COLOR/FINISH:
- NATURAL
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
MSRP: $41.38Now: $36.83Was: $41.38 -
On Sale
JT SPROCKETS Sprocket - Suzuki - 45-Tooth JTR1800.45
JT SPROCKETS
MSRP: $41.38Now: $36.83Was: $41.38A worn or damaged sprocket directly impacts acceleration, chain wear, and overall drivetrain efficiency—making replacement critical for consistent performance. The JT Sprockets 45-Tooth sprocket is...12100513- SKU:
- 12100513
- Availability:
- Ships Same Business Day
- Weight:
- 2.36 LBS
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 45
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
MSRP: $41.38Now: $36.83Was: $41.38Qty in Cart: 0Quantity:Price:MSRP: $41.38Now: $36.83Was: $41.38Subtotal: -
On Sale
JT SPROCKETS Sprocket - Suzuki - 46-Tooth JTR1800.46
JT SPROCKETS
MSRP: $41.38Now: $36.83Was: $41.38A worn or inadequate sprocket compromises power delivery, acceleration, and overall drivetrain efficiency—directly impacting lap times and ride quality. The JT Sprockets 46-Tooth sprocket for Suzuki...12100514- SKU:
- 12100514
- Availability:
- Ships Same Business Day
- Weight:
- 2.63 LBS
- TYPE:
- DRIVE
- UNITS:
- EACH
- COLOR/FINISH:
- NATURAL
- TOOTH COUNT:
- 46
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
MSRP: $41.38Now: $36.83Was: $41.38 -
On Sale
JT SPROCKETS Sprocket - Kawasaki - 43-Tooth JTR478.43
JT SPROCKETS
MSRP: $32.15Now: $28.61Was: $32.15A worn or damaged sprocket directly impacts acceleration, top-end performance, and drivetrain efficiency on your Kawasaki. The JT Sprockets 43-tooth replacement delivers consistent power transfer...12100515- SKU:
- 12100515
- Availability:
- Ships Same Business Day
- Weight:
- 1.66 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- MATERIAL:
- STEEL
- MODEL:
- KAWASAKI
- COLOR/FINISH:
- NATURAL
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
MSRP: $32.15Now: $28.61Was: $32.15 -
On Sale
JT SPROCKETS Sprocket - Kawasaki - 45-Tooth JTR478.45
JT SPROCKETS
MSRP: $33.10Now: $29.46Was: $33.10A worn or inadequate sprocket directly compromises acceleration, top-end speed, and power delivery—making sprocket selection as critical as any engine modification. The JT Sprockets 45-tooth sprocket...12100516- SKU:
- 12100516
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- MATERIAL:
- STEEL
- MODEL:
- KAWASAKI
- MOUNTING POSITION:
- REAR
MSRP: $33.10Now: $29.46Was: $33.10 -
On Sale
JT SPROCKETS Sprocket - Kawasaki - 46-Tooth JTR478.46
JT SPROCKETS
MSRP: $33.10Now: $29.46Was: $33.10A worn or damaged sprocket directly impacts power delivery, chain wear, and overall drivetrain efficiency on your Kawasaki. The JT Sprockets 46-tooth replacement ensures consistent engagement and...12100517- SKU:
- 12100517
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
- MODEL:
- KAWASAKI
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- UNITS:
- EACH
MSRP: $33.10Now: $29.46Was: $33.10 -
On Sale
JT SPROCKETS Sprocket - Rear - KTM - 38-Tooth JTR898.38
JT SPROCKETS
MSRP: $29.00Now: $25.81Was: $29.00A worn or inadequate rear sprocket compromises power delivery and accelerates wear across your entire drivetrain. The JT Sprockets 38-tooth rear sprocket for KTM delivers the strength and precision...12100522- SKU:
- 12100522
- Availability:
- Ships Same Business Day
- Weight:
- 1.19 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 38
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
MSRP: $29.00Now: $25.81Was: $29.00 -
On Sale
JT SPROCKETS Sprocket - Kawasaki - 41-Tooth JTR1493.41
JT SPROCKETS
MSRP: $37.70Now: $33.55Was: $37.70A worn or undersized sprocket directly impacts your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 41-tooth sprocket for Kawasaki delivers the precision...12100699- SKU:
- 12100699
- Availability:
- Ships Same Business Day
- Weight:
- 2.03 LBS
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 41
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- MODEL:
- KAWASAKI
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
MSRP: $37.70Now: $33.55Was: $37.70
