Dirt Bike Front Suspension
Dirt Bike Front Suspension Parts: Fork Springs, Guards & Launch Devices for Yamaha at JJ Motorsports
Enhance your dirt bike's front suspension with premium parts from JJ Motorsports, designed for smoother damping and protection in motocross, enduro, and trail riding. These components improve handling and reduce wear for reliable performance.
Shop Works Connection, Moose Racing, and Polisport front suspension parts for durable, easy-to-install upgrades. Explore related categories such as dirt bike suspension for shocks and bushings, or dirt bike for full builds to complete your setup and achieve balanced, responsive handling across all conditions, from high-speed jumps to technical singletrack.
Top Dirt Bike Front Suspension Parts
- Works Connection Pro Launch Start Device Yamaha 12-416 – Adjustable launch device for Yamaha YZ; reduces fork compression for better starts.
- Moose Racing Fork Springs 31 mm 2.4 N/mm 0405-1120 – Progressive fork springs for 31mm tubes; improves damping on Kawasaki KX models.
- Polisport Fork Guard Cover Black 8398100002 – Black plastic fork guards; protects stanchions from rocks on Honda CRF.
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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UFO Fork Cover - White - KX - '94-'95 KA02770280
UFO
$34.95Keep your KX fork protected from mud, debris, and impact damage with OEM-quality coverage that maintains factory aesthetics. Pre-drilled mounting holes eliminate guesswork during installation, allowing you to bolt directly to stock attachment points in...1270629- SKU:
- 1270629
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- COLOR/FINISH:
- WHITE
- TYPE:
- FORK SLIDER
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- BASE COLOR:
- WHITE
- PRODUCT NAME:
- PROTECTORS
$34.95 -
UFO Fork Slider Protectors - CR Red '92-'99 HO03672-067
UFO
$29.95Fork slider protectors are essential for any serious rider—they absorb impact during crashes and prevent costly damage to your bike's front end. The UFO Fork Slider Protectors are engineered to mount directly to your Honda's stock attachment points,...04120494- SKU:
- 04120494
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- COVER
- MATERIAL:
- PLASTIC
- UNITS:
- PAIR
- COLOR/FINISH:
- CR RED 1992 - 1999
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$29.95 -
On Sale
RACE TECH Fork Springs - 0.31 kg/mm FRSP 314231
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork tuning demands springs engineered to exact specifications—and these RACE TECH units deliver repeatable performance lap after lap. With a stiffness rating of 0.31 kg/mm and tolerances held within 2%, you get the predictable damping curve...FRSP314231- SKU:
- FRSP314231
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- OUTSIDE DIAMETER METRIC:
- 31.20 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 17.40 LB/IN
- LENGTH IMPERIAL:
- 16.61'
- PRODUCT NAME:
- SPRING KIT
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Fork Springs - 0.42 kg/mm FRSP 435142
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork tuning demands springs that deliver consistent performance lap after lap—Race Tech's 0.42 kg/mm springs are engineered to eliminate guesswork with rate accuracy within 2%, giving you predictable suspension response on road courses and...FRSP435142- SKU:
- FRSP435142
- Availability:
- Ships Same Business Day
- Weight:
- 2.86 LBS
- OUTSIDE DIAMETER METRIC:
- 43.20 MM
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- LENGTH IMPERIAL:
- 20'
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- PAIR
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Fork Springs - 0.40 kg/mm FRSP 435140
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Fork springs are critical to your suspension's ability to absorb impacts while maintaining consistent ride height and handling geometry. The RACE TECH 0.40 kg/mm springs deliver precision damping with minimal weight penalty, making them ideal for racers...FRSP435140- SKU:
- FRSP435140
- Availability:
- Ships Same Business Day
- Weight:
- 3.14 LBS
- LENGTH IMPERIAL:
- 20'
- OUTSIDE DIAMETER METRIC:
- 43.20 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 22.40 LB/IN
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Fork Springs - 0.40 kg/mm FRSP 434940
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork tuning demands springs that deliver consistent performance lap after lap. The RACE TECH 0.40 kg/mm Fork Springs are shot-peened and heat-treated chrome silicon steel, engineered to maintain accurate spring rates within 2%—critical for...FRSP434940- SKU:
- FRSP434940
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 22.40 LB/IN
- LENGTH IMPERIAL:
- 19.41'
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- OUTSIDE DIAMETER METRIC:
- 42.70 MM
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Fork Springs - 0.44 kg/mm FRSP 434844
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Fork springs are critical to suspension performance—they directly impact your bike's ability to absorb impacts, maintain stability under braking, and deliver consistent handling lap after lap. The RACE TECH 0.44 kg/mm springs are precision-engineered for...FRSP434844- SKU:
- FRSP434844
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- LENGTH IMPERIAL:
- 18.82'
- SPRING RATE IMPERIAL:
- 24.60 LB/IN
- OUTSIDE DIAMETER METRIC:
- 42.50 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Fork Springs - 0.42 kg/mm FRSP 434842
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork performance demands springs that respond instantly and consistently lap after lap. The RACE TECH 0.42 kg/mm Fork Springs deliver the stiffness needed for aggressive trail braking and mid-corner stability without sacrificing ride quality or...FRSP434842- SKU:
- FRSP434842
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- LENGTH IMPERIAL:
- 18.82'
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- OUTSIDE DIAMETER METRIC:
- 42.50 MM
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
DEVOL X-Shot Holeshot System 0121-1101
DEVOL
$129.95In close-contact racing, every fraction of a second counts—and your holeshot system can't afford to fail. The DEVOL X-Shot eliminates the unreliability of traditional systems with a streamlined, two-piece design that grips without compromise. Built from...04500339- SKU:
- 04500339
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- ALUMINUM
- COLOR/FINISH:
- BLACK
- MODEL:
- X-SHOT
- PRODUCT NAME:
- LAUNCH CONTROL
- UNITS:
- KIT
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
$129.95Qty in Cart: 0Quantity:Price:$129.95Subtotal: -
PIVOT WORKS Fork Seal/Bushing Kit - KX450F PWFFK-K08-021
PIVOT WORKS
$109.81Fork seals and bushings degrade under the constant pressure and friction of aggressive riding, leading to oil leakage, loss of damping control, and potential fork damage. The PIVOT WORKS Fork Seal/Bushing Kit for KX450F delivers all necessary components...04070142- SKU:
- 04070142
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$109.81Qty in Cart: 0Quantity:Price:$109.81Subtotal: -
PIVOT WORKS Fork Seal/Bushing Kit PWFFK-Y07-400
PIVOT WORKS
$116.88Fork seals and bushings wear with every ride, leading to oil leaks, spongy handling, and accelerated component damage. The PIVOT WORKS Fork Seal/Bushing Kit delivers a complete renewal solution, eliminating guesswork and ensuring your suspension performs...04070182- SKU:
- 04070182
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- KIT
$116.88 -
PIVOT WORKS Steering Stem Bearing Kit PWSSK-H03-021
PIVOT WORKS
$82.95Steering play and notchy handling often point to worn steering stem bearings—a problem that compounds quickly if left unaddressed. The PIVOT WORKS Steering Stem Bearing Kit restores precise steering geometry and eliminates the looseness that develops...SSH03021- SKU:
- SSH03021
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- STEERING STEM BEARING
$82.95 -
PIVOT WORKS Steering Stem Bearing Kit PWSSK-S10-421
PIVOT WORKS
$77.95Worn or contaminated steering stem bearings compromise your bike's handling precision and create dangerous steering play. The PIVOT WORKS Steering Stem Bearing Kit restores factory-spec steering response and eliminates the stiction that develops after...04100135- SKU:
- 04100135
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- STEERING STEM BEARING
- UNITS:
- KIT
$77.95Qty in Cart: 0Quantity:Price:$77.95Subtotal: -
PIVOT WORKS Steering Stem Bearing Kit PWSSK-S12-000
PIVOT WORKS
$76.85Worn steering stem bearings are the silent culprit behind vague, unresponsive handling and steering resistance that compounds with every ride. The PIVOT WORKS Steering Stem Bearing Kit restores factory-spec precision and eliminates the stiction that...04100230- SKU:
- 04100230
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- STEERING STEM BEARING
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
$76.85Qty in Cart: 0Quantity:Price:$76.85Subtotal: -
PIVOT WORKS Steering Stem Bearing Kit PWSSK-S09-421
PIVOT WORKS
$82.11Your motorcycle's steering response depends entirely on the condition of your steering stem bearings. Over time, these precision components wear, corrode, and accumulate debris—especially if your bike has been pressure-washed or exposed to moisture. The...04100107- SKU:
- 04100107
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- STEERING STEM BEARING
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- CHROME
$82.11Qty in Cart: 0Quantity:Price:$82.11Subtotal: -
PIVOT WORKS Fork Seal Kit PWFSK-Z046
PIVOT WORKS
$64.09Fork seals degrade with regular riding—dirt ingress and oil leakage compromise suspension responsiveness and damage internal components. The PIVOT WORKS Fork Seal Kit PWFSK-Z046 delivers OEM-quality sealing without the cost of a full rebuild, making it...04070715- SKU:
- 04070715
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- FORK SEAL KIT
$64.09 -
PIVOT WORKS Fork Seal Kit PWFFK-Y05-400
PIVOT WORKS
$115.30Fork seal degradation leads to oil leakage, loss of damping control, and accelerated wear on fork internals—all of which compromise handling precision and rider safety. The PIVOT WORKS Fork Seal Kit PWFFK-Y05-400 provides a complete renewal solution,...04070050- SKU:
- 04070050
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- TYPE:
- FORK
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$115.30Qty in Cart: 0Quantity:Price:$115.30Subtotal: -
PIVOT WORKS Fork Seal/Bushing Kit PWFFK-T01-531
PIVOT WORKS
$110.91Fork seals and bushings degrade over time, leading to oil leakage, poor damping response, and eventual suspension failure. This comprehensive kit eliminates the guesswork by providing all necessary components in one package, saving you time and ensuring...04070009- SKU:
- 04070009
- Availability:
- Ships Same Business Day
- Weight:
- 0.59 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- TYPE:
- FORK
- UNITS:
- KIT
$110.91Qty in Cart: 0Quantity:Price:$110.91Subtotal: -
PIVOT WORKS Fork Seal/Bushing Kit PWFFK-S08-020
PIVOT WORKS
$116.40Fork seals degrade over time, allowing oil to weep and air to enter your suspension system—both compromises to handling precision and damper performance. This complete PIVOT WORKS kit eliminates the need for multiple vendors and guesswork by bundling...04070020- SKU:
- 04070020
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- TYPE:
- FORK
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
$116.40Qty in Cart: 0Quantity:Price:$116.40Subtotal: -
PIVOT WORKS Fork Seal/Bushing Kit PWFFK-S09-020
PIVOT WORKS
$110.91Fork seal degradation compromises suspension performance and can lead to costly internal damage if left unaddressed. This complete PIVOT WORKS kit eliminates the guesswork by bundling all necessary components—seals, wipers, and bushings—so you can...04070021- SKU:
- 04070021
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- TYPE:
- FORK
- UNITS:
- KIT
$110.91Qty in Cart: 0Quantity:Price:$110.91Subtotal:
