Dirt Bike
Browse over 50,000+ off-roading dirt bike parts and gear ready to be delivered to your doorstep. We offer riding gear & apparel at great prices. Along with parts and tools you need to keep the bike on the track or trails. Shop the biggest names in the motocross industry from Renthal, Dunlop, Thor, Maxima, Pro Circuit, Bill's Pipes, FMF, Excel and so many more. From dirt bike engine parts to new clutches we have what you need to stay one step ahead of your competition. Have a fitment question? reach out to our phone line at (231) 767-5055
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KIBBLEWHITE Valve Guide - Exhaust - Standard 30-33630
KIBBLEWHITE
$24.89Exhaust valve guides experience extreme thermal cycling and abrasive wear—they're critical to maintaining valve sealing integrity and engine longevity. The KIBBLEWHITE Standard 30-33630 uses Ampco-45 bronze, a copper-nickel alloy specifically engineered...09263383- SKU:
- 09263383
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$24.89 -
On Sale
KIBBLEWHITE Valve Guide - Exhaust - +0.010" 30-33639
KIBBLEWHITE
MSRP: $22.95Now: $16.00Was: $22.95Worn or damaged valve guides compromise cylinder head integrity and allow oil to seep into combustion chambers, reducing performance and increasing emissions. KIBBLEWHITE's +0.010" exhaust valve guides are precision-engineered to restore proper valve...09263384- SKU:
- 09263384
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $22.95Now: $16.00Was: $22.95 -
KIBBLEWHITE Spring Kit 40-41600
KIBBLEWHITE
$213.03If you're running a forced induction setup or high-lift cam profile, stock valve springs will cost you reliability and peak power. The KIBBLEWHITE Spring Kit 40-41600 delivers the valvetrain control needed to safely maximize RPM without float or valve...09263385- SKU:
- 09263385
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
$213.03 -
KIBBLEWHITE Valve Kit - Intake 40-41650
KIBBLEWHITE
$168.62Your engine's intake valves are constantly under extreme thermal and mechanical stress—worn or substandard valves will compromise combustion efficiency, increase friction losses, and accelerate wear on your entire valve train. The KIBBLEWHITE Black...09263386- SKU:
- 09263386
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$168.62 -
KIBBLEWHITE Valve - Intake - White Diamond 40-41612H
KIBBLEWHITE
$31.01Kibblewhite's White Diamond intake valves are engineered for maximum durability and thermal stability in high-performance applications. Built from premium EV8 stainless steel or Inconel-751 and finished with hard chrome electroplating, these valves...09263387- SKU:
- 09263387
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
$31.01 -
KIBBLEWHITE Valve - Exhaust - White Diamond 40-41616H
KIBBLEWHITE
$31.01Exhaust valve performance directly impacts your engine's scavenging efficiency, combustion temperature stability, and overall power delivery. Kibblewhite's White Diamond exhaust valves are precision-engineered to withstand extreme heat cycles and...09263388- SKU:
- 09263388
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
$31.01 -
KIBBLEWHITE Valve - Exhaust - Tensilite 40-41616T
KIBBLEWHITE
$92.51Exhaust valves are critical to your engine's efficiency and longevity—especially under high RPM conditions where standard steel valves struggle with heat stress and wear. Kibblewhite's Tensilite exhaust valves are engineered for precision and durability,...09263390- SKU:
- 09263390
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
$92.51 -
KIBBLEWHITE Valve Guide - Intake - Standard 40-41620
KIBBLEWHITE
$24.89Valve guides are critical to your engine's longevity and performance—they maintain proper valve alignment, reduce oil consumption, and prevent wear that can lead to catastrophic engine failure. KIBBLEWHITE's Ampco-45 construction delivers superior heat...09263391- SKU:
- 09263391
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$24.89 -
On Sale
KIBBLEWHITE Valve Guide - Intake - +0.010" 40-41629
KIBBLEWHITE
MSRP: $22.95Now: $16.00Was: $22.95Valve guides wear faster than most engine components, especially under sustained high-RPM operation or boost pressure. A worn intake valve guide introduces excessive valve-to-seat play, killing compression, leaning out the fuel mixture, and allowing oil...09263392- SKU:
- 09263392
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $22.95Now: $16.00Was: $22.95 -
KIBBLEWHITE Valve Guide - Exhaust - Standard 40-41630
KIBBLEWHITE
$24.89Exhaust valve guides are critical wear points in any high-performance engine, and inadequate materials lead to excessive clearance, oil consumption, and compromised sealing. The KIBBLEWHITE Valve Guide – Exhaust delivers superior heat dissipation and...09263393- SKU:
- 09263393
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
$24.89Qty in Cart: 0Quantity:Price:$24.89Subtotal: -
On Sale
KIBBLEWHITE Valve Guide - Exhaust - +0.010" 40-41639
KIBBLEWHITE
MSRP: $22.95Now: $16.00Was: $22.95Exhaust valve guides are critical wear components that endure extreme temperatures and constant thermal cycling—choosing the right material makes the difference between a guide that lasts and one that fails prematurely. This KIBBLEWHITE exhaust valve...09263394- SKU:
- 09263394
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $22.95Now: $16.00Was: $22.95 -
Pro Circuit T-6 Exhaust System for 2022-2025 Honda CRF250R 0112225G
PRO CIRCUIT
$1,169.95The Pro Circuit T-6 delivers measurable gains in exhaust flow and power delivery while meeting strict off-road sound regulations—critical whether you're chasing track times or tackling backcountry trails. Built from stainless steel and aluminum, it...18202004- SKU:
- 18202004
- Availability:
- Ships Same Business Day
- Weight:
- 12.45 LBS
$1,169.95 -
Pro Circuit Ti-6 Exhaust System Honda CRF250R 2022-2024 0312225F
PRO CIRCUIT
$1,414.95If you're running a CRF250R in competitive off-road or track environments, this exhaust system delivers measurable gains in power and throttle response while shedding unnecessary weight. The Ti-6's titanium construction and precision engineering...18202006- SKU:
- 18202006
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$1,414.95Qty in Cart: 0Quantity:Price:$1,414.95Subtotal: -
Pro Circuit Ti-6 Pro Exhaust System Honda CRF250R 2022-2023 0312225FP
PRO CIRCUIT
$1,555.95If you're running CRF250R at the national level, your exhaust system is doing double duty: extracting peak horsepower while staying compliant with AMA and FIM sound limits. The Pro Circuit Ti-6 Pro delivers on both fronts with titanium construction and a...18202007- SKU:
- 18202007
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$1,555.95 -
Pro Circuit T-6 Slip-On Muffler Honda CRF250R 2022 0112225A
PRO CIRCUIT
$799.95The Pro Circuit T-6 Slip-On Muffler delivers measurable gains in exhaust flow and sound character without requiring extensive fabrication or re-jetting. As a bolt-on upgrade to your stock Honda CRF250R headpipe, it provides the performance boost and...18212054- SKU:
- 18212054
- Availability:
- Ships Same Business Day
- Weight:
- 10.75 LBS
$799.95 -
SDI Free Piston Assembly - 49 mm SDEFFPA-TAC
SDI
$59.95Stock plastic pistons are a liability in high-demand applications—they lack the durability and consistency needed for reliable performance under pressure. The SDI Free Piston Assembly replaces that weak link with a purpose-built component that maintains...04500597- SKU:
- 04500597
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$59.95 -
SDI Free Piston Assembly - 49 mm SDEFFPA-TAC-SET
SDI
$110.95The SDI Free Piston Assembly upgrades your equipment with a metal construction that outlasts standard plastic alternatives, delivering superior durability under demanding conditions. Pre-assembled with all necessary bushings, o-rings, and seals, this...04500598- SKU:
- 04500598
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$110.95 -
SDI Free Piston Assembly - 48 mm SDEFFPA09
SDI
$62.95The SDI Free Piston Assembly is engineered to deliver superior durability and reliability where plastic alternatives fail under sustained load. This 48 mm unit arrives fully assembled and ready to bolt in, reducing downtime while maintaining full...04500599- SKU:
- 04500599
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$62.95Qty in Cart: 0Quantity:Price:$62.95Subtotal: -
SDI Free Piston Assembly - 48 mm SDEFFPA09-SET
SDI
$110.95If you're running a forced induction system or air suspension setup, your piston assembly experiences extreme pressure cycles that demand metal-to-metal construction and precision engineering. The SDI Free Piston Assembly replaces inferior plastic...04500600- SKU:
- 04500600
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$110.95Qty in Cart: 0Quantity:Price:$110.95Subtotal: -
SDI Fork Preload Spacer - 5 mm SDEFSP05
SDI
$6.95Fine-tuning your suspension geometry shouldn't require a complete fork disassembly. The SDI Fork Preload Spacer gives you quick, repeatable preload adjustments on twin-chamber forks without breaking down your entire suspension setup. Whether you're...04500601- SKU:
- 04500601
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$6.95
