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!
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- Quantity
- Price
- Subtotal
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On Sale
JT SPROCKETS Rear Sprocket - 45 Tooth - Ducati JTR752.45
JT SPROCKETS
MSRP: $45.15Now: $40.18Was: $45.15A worn or incorrect rear sprocket directly impacts your Ducati's acceleration, top speed, and overall driveability. The JT Sprockets 45-tooth rear sprocket restores optimal gearing geometry while...12102478- SKU:
- 12102478
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
MSRP: $45.15Now: $40.18Was: $45.15Qty in Cart: 0Quantity:Price:MSRP: $45.15Now: $40.18Was: $45.15Subtotal: -
On Sale
JT SPROCKETS Rear Sprocket - 43 Tooth - Ducati JTR761.43
JT SPROCKETS
MSRP: $40.35Now: $35.91Was: $40.35A worn or undersized rear sprocket forces your engine to work harder, robbing you of acceleration and efficiency. This JT Sprockets 43-tooth rear sprocket restores the optimal power delivery your...12102481- SKU:
- 12102481
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
MSRP: $40.35Now: $35.91Was: $40.35 -
On Sale
JT SPROCKETS Rear Sprocket - 56 Tooth - Z 125 Pro JTR1494.56
JT SPROCKETS
MSRP: $33.28Now: $29.62Was: $33.28A properly sized rear sprocket is critical to your Z 125 Pro's acceleration, top speed, and engine efficiency. This 56-tooth JT sprocket delivers precise power delivery by optimizing your bike's...12102525- SKU:
- 12102525
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
MSRP: $33.28Now: $29.62Was: $33.28 -
On Sale
JT SPROCKETS Rear Sprocket - 46 Tooth - Kawasaki/Suzuki JTR486.46
JT SPROCKETS
MSRP: $33.83Now: $30.11Was: $33.83A worn or incorrect rear sprocket directly impacts your acceleration, top-end speed, and engine efficiency—choosing the right tooth count is fundamental to dialing in your bike's performance. The JT...12102528- SKU:
- 12102528
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
MSRP: $33.83Now: $30.11Was: $33.83 -
On Sale
JT SPROCKETS Rear Sprocket - 29 Tooth - Z 125 Pro JTR801.29
JT SPROCKETS
MSRP: $14.73Now: $13.11Was: $14.73A worn or undersized rear sprocket directly impacts your Z 125 Pro's acceleration, top-end speed, and overall drivetrain efficiency. JT Sprockets' 29-tooth configuration delivers the optimal balance...12102529- SKU:
- 12102529
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $14.73Now: $13.11Was: $14.73 -
On Sale
JT SPROCKETS Rear Sprocket - 46 Tooth - KTM/Husaberg/Husqvarna JTR897.46
JT SPROCKETS
MSRP: $32.43Now: $28.86Was: $32.43A worn or undersized rear sprocket robs your KTM, Husaberg, or Husqvarna of acceleration and top-end performance. The JT Sprockets 46-tooth rear sprocket restores optimal power delivery while...12102530- SKU:
- 12102530
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
MSRP: $32.43Now: $28.86Was: $32.43 -
On Sale
JT SPROCKETS Rear Sprocket - 41 Tooth - Yamaha JTR859.41
JT SPROCKETS
MSRP: $36.33Now: $32.33Was: $36.33A properly sized rear sprocket is critical to maximizing your Yamaha's acceleration, top speed, and overall powertrain efficiency. The JT Sprockets 41-tooth rear sprocket delivers the precision...12102673- SKU:
- 12102673
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
MSRP: $36.33Now: $32.33Was: $36.33 -
On Sale
JT SPROCKETS Rear Sprocket - 43 Tooth - Honda JTR1304.43
JT SPROCKETS
MSRP: $36.45Now: $32.44Was: $36.45A worn or incorrect rear sprocket directly impacts your bike's acceleration, top speed, and overall drivetrain efficiency—making sprocket selection critical for performance. The JT Sprockets 43-tooth...12102679- SKU:
- 12102679
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
MSRP: $36.45Now: $32.44Was: $36.45 -
On Sale
JT SPROCKETS Rear Sprocket - 45 Tooth - Honda JTR1340.45
JT SPROCKETS
MSRP: $40.00Now: $35.60Was: $40.00A worn or mismatched rear sprocket directly impacts your Honda's acceleration, top speed, and overall drivetrain efficiency. The JT Sprockets 45-tooth rear sprocket delivers the precision engineering...12102682- SKU:
- 12102682
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
MSRP: $40.00Now: $35.60Was: $40.00 -
On Sale
JT SPROCKETS Rear Sprocket - 44 Tooth - BMW JTR10.44
JT SPROCKETS
MSRP: $39.30Now: $34.98Was: $39.30A worn or incorrect rear sprocket directly impacts your BMW's acceleration, top-end speed, and overall driveability. The JT Sprockets 44-tooth rear sprocket is engineered using precision computer...12102692- SKU:
- 12102692
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
MSRP: $39.30Now: $34.98Was: $39.30 -
On Sale
JT SPROCKETS Rear Sprocket - 40 Tooth - Triumph JTR2010.40
JT SPROCKETS
MSRP: $36.85Now: $32.80Was: $36.85A properly sized rear sprocket is critical to maximizing your Triumph's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 40-tooth rear sprocket delivers precision...12102694- SKU:
- 12102694
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
MSRP: $36.85Now: $32.80Was: $36.85 -
On Sale
JT SPROCKETS Rear Sprocket - 46 Tooth - Triumph JTR2010.46
JT SPROCKETS
MSRP: $43.73Now: $38.92Was: $43.73A worn or incorrect rear sprocket directly impacts your Triumph's acceleration, top-end speed, and overall drivability. The JT Sprockets 46-tooth rear sprocket delivers the durability and precision...12102695- SKU:
- 12102695
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
MSRP: $43.73Now: $38.92Was: $43.73Qty in Cart: 0Quantity:Price:MSRP: $43.73Now: $38.92Was: $43.73Subtotal: -
On Sale
JT SPROCKETS Rear Sprocket - 39 Tooth - Kawasaki/Suzuki JTR486.39
JT SPROCKETS
MSRP: $31.40Now: $27.95Was: $31.40A properly sized rear sprocket is fundamental to optimizing your Kawasaki or Suzuki's power delivery and acceleration characteristics. This 39-tooth JT sprocket delivers the durability and precision...12102704- SKU:
- 12102704
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
MSRP: $31.40Now: $27.95Was: $31.40 -
On Sale
JT SPROCKETS Rear Sprocket - 44 Tooth - GSXR750W JTR498.44
JT SPROCKETS
MSRP: $36.70Now: $32.66Was: $36.70A worn or incorrect sprocket directly impacts your GSXR750W's acceleration, top-end speed, and chain longevity. This JT 44-tooth rear sprocket restores factory performance standards while delivering...12102709- SKU:
- 12102709
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
MSRP: $36.70Now: $32.66Was: $36.70 -
On Sale
JT SPROCKETS Rear Sprocket - 44 Tooth - CB1000R JTR1346.44
JT SPROCKETS
MSRP: $36.40Now: $32.40Was: $36.40A worn or mismatched rear sprocket directly impacts your CB1000R's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 44-tooth rear sprocket is engineered to deliver...12102710- SKU:
- 12102710
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
MSRP: $36.40Now: $32.40Was: $36.40 -
On Sale
JT SPROCKETS Rear Sprocket - 44 Tooth - Triumph JTR2014.44
JT SPROCKETS
MSRP: $36.60Now: $32.57Was: $36.60A worn or mismatched rear sprocket compromises your Triumph's acceleration, top-end speed, and chain longevity. The JT Sprockets 44-tooth rear sprocket delivers the durability and precision...12102713- SKU:
- 12102713
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
MSRP: $36.60Now: $32.57Was: $36.60 -
On Sale
JT SPROCKETS Rear Sprocket - 47 Tooth - Kawasaki/Suzuki/Yamaha JTR479.47
JT SPROCKETS
MSRP: $48.50Now: $43.17Was: $48.50A worn or incorrect sprocket directly impacts your bike's acceleration, top-end performance, and drivetrain longevity. The JT Sprockets 47-tooth rear sprocket restores optimal power delivery with...12102716- SKU:
- 12102716
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
MSRP: $48.50Now: $43.17Was: $48.50 -
On Sale
JT SPROCKETS Rear Sprocket - 43 Tooth - Hypermotard JTR751.43
JT SPROCKETS
MSRP: $39.33Now: $35.00Was: $39.33A worn or mismatched rear sprocket directly impacts your Hypermotard's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 43-tooth rear sprocket is engineered to restore...12102718- SKU:
- 12102718
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
MSRP: $39.33Now: $35.00Was: $39.33 -
On Sale
JT SPROCKETS Rear Sprocket - 47 Tooth - Suzuki JTR823.47
JT SPROCKETS
MSRP: $42.30Now: $37.65Was: $42.30A worn or incorrect rear sprocket directly impacts your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 47-tooth rear sprocket is engineered to deliver...12102721- SKU:
- 12102721
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
MSRP: $42.30Now: $37.65Was: $42.30 -
On Sale
JT SPROCKETS Rear Sprocket - 39 Tooth - Ducati JTR735.39
JT SPROCKETS
MSRP: $31.73Now: $28.24Was: $31.73A worn or mismatched rear sprocket compromises acceleration, top-end power delivery, and chain longevity. The JT Sprockets 39-tooth rear sprocket restores optimal gearing geometry while delivering...12102723- SKU:
- 12102723
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
MSRP: $31.73Now: $28.24Was: $31.73
