Dirt Bike Drivetrain
Dirt Bike Drivetrain Parts at JJ Motorsports
Enhance your dirt bike’s power transfer with premium drivetrain parts from JJ Motorsports. Find heavy-duty chains, front and rear sprockets, and clutch components designed to withstand intense riding demands. Combine these with other motocross gear and parts to maximize acceleration and ride efficiency on the track or trail.
Shop trusted brands like JT Chains for sealed chains and Renthal for ultralight sprockets. Explore related categories such as Dirt Bike Engine Parts for power upgrades or Dirt Bike Exhaust for complete tuning.
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
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On Sale
JT SPROCKETS Rear Sprocket - Black - 47 Tooth - Kawasaki JTA460.47BLK
JT SPROCKETS
MSRP: $37.38Now: $33.27Was: $37.38A worn or incompatible rear sprocket directly impacts your Kawasaki's acceleration, top-end speed, and chain wear patterns. The JT 47-tooth rear sprocket delivers computer-optimized strength without...12112582- SKU:
- 12112582
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
MSRP: $37.38Now: $33.27Was: $37.38 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 47 Tooth - Suzuki/Yamaha JTA798.47BLK
JT SPROCKETS
MSRP: $33.63Now: $29.93Was: $33.63A 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 for Suzuki and...12112591- SKU:
- 12112591
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $33.63Now: $29.93Was: $33.63 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 49 Tooth - Suzuki/Yamaha JTA798.49BLK
JT SPROCKETS
MSRP: $35.18Now: $31.31Was: $35.18A worn or mismatched rear sprocket kills acceleration and forces your engine to work harder than necessary. The JT Sprockets 49-tooth rear sprocket restores optimal power delivery to the wheel while...12112592- SKU:
- 12112592
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $35.18Now: $31.31Was: $35.18Qty in Cart: 0Quantity:Price:MSRP: $35.18Now: $31.31Was: $35.18Subtotal: -
On Sale
JT SPROCKETS Rear Sprocket - Black - 48 Tooth - Yamaha JTA853.48BLK
JT SPROCKETS
MSRP: $37.38Now: $33.27Was: $37.38Rear sprocket wear directly impacts acceleration response and top-end performance—a worn or undersized sprocket forces your engine to work harder for the same results. The JT Sprockets 48-tooth rear...12112605- SKU:
- 12112605
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
MSRP: $37.38Now: $33.27Was: $37.38 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 45 Tooth JTA890.45BLK
JT SPROCKETS
MSRP: $35.50Now: $31.60Was: $35.50A 45-tooth rear sprocket is the foundation of reliable power delivery to your rear wheel. Whether you're chasing lap times or building a dependable street bike, JT Sprockets delivers the precision...12112609- SKU:
- 12112609
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
MSRP: $35.50Now: $31.60Was: $35.50 -
On Sale
JT SPROCKETS Rear Sprocket - Orange - 48 Tooth - KTM JTA894.48ORG
JT SPROCKETS
MSRP: $30.83Now: $27.44Was: $30.83A properly matched sprocket is critical for optimizing your KTM's acceleration, engine responsiveness, and overall drivetrain efficiency. This 48-tooth rear sprocket from JT Sprockets delivers the...12112617- SKU:
- 12112617
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
MSRP: $30.83Now: $27.44Was: $30.83 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 46 Tooth - KTM/Husqvarna JTA895.46BLK
JT SPROCKETS
MSRP: $32.70Now: $29.10Was: $32.70A worn or mismatched rear sprocket compromises acceleration, top speed, and overall drivetrain efficiency—especially critical for KTM and Husqvarna riders pushing their bikes hard. The JT Sprockets...12112619- SKU:
- 12112619
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
MSRP: $32.70Now: $29.10Was: $32.70 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 48 Tooth - KTM JTA895.48BLK
JT SPROCKETS
MSRP: $34.03Now: $30.29Was: $34.03A worn or inadequate rear sprocket directly impacts your KTM's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 48-tooth rear sprocket delivers the precision...12112621- SKU:
- 12112621
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $34.03Now: $30.29Was: $34.03 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 50 Tooth - Yamaha JTA251.50BLK
JT SPROCKETS
MSRP: $40.35Now: $35.91Was: $40.35A worn or mismatched rear sprocket directly impacts your acceleration, top speed, and overall drivetrain efficiency. The JT Sprockets 50-tooth rear sprocket delivers computer-optimized geometry and...12112649- SKU:
- 12112649
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
MSRP: $40.35Now: $35.91Was: $40.35 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 51 Tooth - Yamaha JTA251.51BLK
JT SPROCKETS
MSRP: $41.43Now: $36.87Was: $41.43A worn or incorrect rear sprocket directly impacts your bike's acceleration, top-end performance, and overall drivetrain efficiency. The JT Sprockets 51-tooth rear sprocket delivers the exact gear...12112650- SKU:
- 12112650
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
MSRP: $41.43Now: $36.87Was: $41.43 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 52 Tooth - Yamaha JTA251.52BLK
JT SPROCKETS
MSRP: $42.53Now: $37.85Was: $42.53A worn or mismatched rear sprocket directly impacts acceleration, top speed, and fuel efficiency—making sprocket selection critical for both track performance and street reliability. The JT Sprockets...12112651- SKU:
- 12112651
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
MSRP: $42.53Now: $37.85Was: $42.53 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 49 Tooth - Husqvarna/KTM JTA895.49BLK
JT SPROCKETS
MSRP: $35.18Now: $31.31Was: $35.18A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 49-tooth rear sprocket for Husqvarna and KTM models...12112674- SKU:
- 12112674
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $35.18Now: $31.31Was: $35.18 -
On Sale
JT SPROCKETS Rear Sprocket - Black - 50 Tooth - KTM JTA895.50BLK
JT SPROCKETS
MSRP: $36.75Now: $32.71Was: $36.75A worn or incorrect rear sprocket directly impacts your KTM's acceleration, top speed, and overall drivetrain efficiency. The JT Sprockets 50-tooth rear sprocket delivers the precise gear ratio you...12112675- SKU:
- 12112675
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $36.75Now: $32.71Was: $36.75 -
MOOSE OFFROAD Bling Pack - Husqvarna - Blue M57-5024L
MOOSE OFFROAD
$117.95The MOOSE OFFROAD Bling Pack transforms your Husqvarna with precision-engineered components that deliver both aesthetic appeal and functional improvement. If you're serious about your machine's...12311473- SKU:
- 12311473
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$117.95 -
MOOSE OFFROAD Clutch Kit - KX 450/X/SR M90-264
MOOSE OFFROAD
$202.95A worn or marginal clutch is a performance bottleneck that costs you power transfer, consistency, and reliability on the track or trail. The MOOSE OFFROAD Clutch Kit delivers OEM-quality components...11313657- SKU:
- 11313657
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
$202.95Qty in Cart: 0Quantity:Price:$202.95Subtotal: -
MOOSE OFFROAD Dual Sprocket - Red - 51 Tooth 1210-897-51-13X
MOOSE OFFROAD
$69.95A worn or inadequate sprocket robs your ride of power transfer efficiency and forces you to replace components more frequently than necessary. The MOOSE OFFROAD Dual Sprocket combines the weight...12102645- SKU:
- 12102645
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
$69.95 -
PARTS UNLIMITED 428 - Drive Chain - 130 Links T428130
PARTS UNLIMITED
$20.95A reliable 428 chain is fundamental to any small-displacement engine setup, whether you're running a go-kart, minibike, or pit bike. This Parts Unlimited option delivers consistent power transmission...T428130- SKU:
- T428130
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
$20.95 -
PARTS UNLIMITED Rear Sprocket - 47 Tooth - Kawasaki/Suzuki 42041-152847
PARTS UNLIMITED
$22.21A worn or mismatched rear sprocket directly impacts your bike's acceleration, top speed, and overall drivability. Whether you're fine-tuning your gearing for track conditions or replacing a damaged...12100286- SKU:
- 12100286
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
$22.21 -
PARTS UNLIMITED Rear Sprocket - 37 Tooth - Honda 41201-GEL-70037
PARTS UNLIMITED
$19.03A worn or damaged rear sprocket compromises acceleration, top-end performance, and drivetrain efficiency. The PARTS UNLIMITED 37-tooth rear sprocket restores OEM-spec engagement and durability,...12100371- SKU:
- 12100371
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$19.03 -
Pro Circuit Shift Shaft Brace for Honda CRF110F 2013-2025 2312101
PRO CIRCUIT
$59.95The shift shaft on your CRF110F endures constant stress during aggressive riding, and even minor flex can compromise shifting precision and long-term reliability. The PRO CIRCUIT Shift Shaft Brace...11100096- SKU:
- 11100096
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$59.95
