Dirt Bike Front Sprockets
Dirt Bike Front Sprockets for Honda, Kawasaki & Yamaha: 11-14 Tooth Countershaft Sprockets at JJ Motorsports
Optimize your dirt bike's gearing and acceleration with premium front sprockets from JJ Motorsports, precision-machined for perfect chain fit, maximum strength, and long-lasting performance in motocross, enduro, and trail riding. Our selection includes lightweight steel and hardened countershaft sprockets in 11-14 tooth counts designed for reduced rotational mass, smoother power delivery, and customizable gear ratios. Compatible with top models like Honda XR250R, CRF, Kawasaki KX/KLX, and more, these high-quality sprockets from trusted brands ensure minimal wear on chains, improved throttle response, and reliability in dusty, high-load conditions. From JT Sprockets' computer-designed steel for OEM-spec durability to Moose Racing's CRMoly hardened options for extreme off-road use, fine-tune your final drive for tighter woods, faster tracks, or balanced trail riding with the right tooth count.
Shop brands like JT Sprockets and Moose Racing for race-proven quality. Explore related categories such as dirt bike rear sprockets for full kits or dirt bike drive chains for complete drivetrain upgrades.
Top Dirt Bike Front Sprockets
- JT Sprockets Countershaft Sprocket 11 Tooth XR250R/L JTF327.11 – 11-tooth steel front sprocket for Honda XR250R/L 1979-2004; computer-designed for perfect chain alignment and lightweight strength.
- JT Sprockets Countershaft Sprocket 14 Tooth Honda/Kawasaki JTF273.14 – 14-tooth hardened steel sprocket for Honda CRF150F/CRF230F and Kawasaki KLX110; OEM-spec fit with superior wear resistance.
- Moose Racing Front Sprocket 14 Tooth Honda 26-1106-14CRMO – CRMoly steel 14-tooth sprocket for Honda CRF models; heat-treated for extreme durability in aggressive off-road and racing conditions.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Renthal Front Sprocket 12T 420 Chain Kawasaki KX100 KX65 KX85 KX80 KX60 258--420-12GP
RENTHAL
$37.95A worn or mismatched front sprocket directly impacts throttle response, acceleration, and chain wear on your Kawasaki dirt bike. The Renthal 12T Front Sprocket delivers the durability and precision...R25842012- SKU:
- R25842012
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 12
- CHAIN SIZE:
- 420
$37.95Qty in Cart: 0Quantity:Price:$37.95Subtotal: -
Renthal 14-Tooth Front Sprocket 428 Chain for Suzuki RM80 RM85 Yamaha YZ80 258--428-14GP
RENTHAL
$37.95Shaving unsprung weight from your bike's drivetrain directly improves acceleration and handling—and this Renthal 14-tooth sprocket delivers a measurable 10-15% weight reduction without compromising...R25842814- SKU:
- R25842814
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
$37.95 -
Renthal 12-Tooth Front Sprocket for Suzuki 255--520-12GP
RENTHAL
$37.95A quality front sprocket is fundamental to your Suzuki's drivetrain efficiency and acceleration response. The Renthal 12-tooth design delivers measurable weight savings and durability gains through...R25552012- SKU:
- R25552012
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 12
- CHAIN SIZE:
- 520
$37.95Qty in Cart: 0Quantity:Price:$37.95Subtotal: -
Renthal Front Sprocket 15T 520 Chain KTM 292--520-15GP
RENTHAL
$39.95If you're running a KTM with a 520 chain and pushing hard on the track or trail, your front sprocket takes a beating. The Renthal 15T Front Sprocket cuts weight without sacrificing durability, which...12120046- SKU:
- 12120046
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- RIDING STYLE:
- STREET
- TYPE:
- FRONT
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- TOOTH COUNT:
- 15
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
Renthal Front Sprocket 13T 520 Chain Kawasaki 445--520-13GP
RENTHAL
$39.95A lighter front sprocket directly improves throttle response and acceleration by reducing rotational mass, while the hardened 655M13 steel construction ensures your drivetrain won't wear prematurely...12120709- SKU:
- 12120709
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- TYPE:
- FRONT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
Renthal 13-Tooth Front Sprocket for Husqvarna TC250 2010 479--520-13GP
RENTHAL
$37.95If you're running a Husqvarna TC250 and serious about lap times, sprocket choice directly impacts your power delivery and handling. This Renthal 13-tooth front sprocket delivers measurable weight...12120728- SKU:
- 12120728
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- CHAIN SIZE:
- 520
- TYPE:
- FRONT
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
$37.95Qty in Cart: 0Quantity:Price:$37.95Subtotal:
