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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MOOSE OFFROAD Fork Bushing Kit 38-6157
MOOSE OFFROAD
$42.95Fork bushings wear down with every ride, degrading suspension response and creating play in your forks that compromises handling and safety. The MOOSE OFFROAD Fork Bushing Kit 38-6157 replaces worn bushings with dyno-tested components engineered to...04500587- SKU:
- 04500587
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$42.95 -
MOOSE RACING Fork Springs - 43.5 mm - 3.8 n/mm 0405-1141
MOOSE RACING
$109.95Moose Racing fork springs deliver consistent, predictable suspension performance through precision engineering and rigorous quality control. Built to DIN2095 Grade 1 standards with premium chrome silicone wire, these springs maintain their rate integrity...04051141- SKU:
- 04051141
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
$109.95 -
MOOSE RACING Fork Springs - 45 mm - 4.8 n/mm 0405-1152
MOOSE RACING
$109.95Properly-valved fork springs are critical to suspension geometry and handling consistency—especially under load and during aggressive riding. Moose Racing fork springs are engineered with precision manufacturing processes and premium materials to deliver...04051152- SKU:
- 04051152
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
$109.95 -
MOOSE RACING Fork Springs - 45 mm - 5.0 n/mm 0405-1153
MOOSE RACING
$109.95Moose Racing fork springs deliver consistent, predictable suspension response by maintaining precise spring rates throughout your riding conditions. Built to DIN2095 Grade 1 standards with chrome silicone wire and multi-stage heat treatment, these...04051153- SKU:
- 04051153
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
$109.95Qty in Cart: 0Quantity:Price:$109.95Subtotal: -
MOOSE RACING Fork Springs - 43.5 mm - 4.2 n/mm 0405-1168
MOOSE RACING
$109.95Moose Racing fork springs deliver consistent, predictable suspension performance through precision engineering and rigorous quality control. Built from premium chrome silicone wire and processed through multiple heat-treatment stages, these springs...04051168- SKU:
- 04051168
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
$109.95 -
MOOSE RACING Fork Springs - 43.5 mm - 4.8 n/mm 0405-1171
MOOSE RACING
$109.95Fork springs are critical to suspension performance—they directly affect your bike's handling precision, comfort, and consistency across varying track and road conditions. MOOSE Racing fork springs deliver the responsive, predictable performance you need...04051171- SKU:
- 04051171
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
$109.95Qty in Cart: 0Quantity:Price:$109.95Subtotal: -
MOOSE RACING Fork Springs - 42.5 mm - 4.4 n/mm 0405-1189
MOOSE RACING
$109.95Moose Racing fork springs deliver consistent damping performance and predictable feel across your suspension travel, critical for maintaining chassis balance during aggressive riding or racing. Built to DIN2095 Grade 1 specifications with premium chrome...04051189- SKU:
- 04051189
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
$109.95 -
MOOSE RACING Fork Oil Seal Kit - 39 mm 56-165
MOOSE RACING
$49.95Fork seals are a critical wear item that directly impact suspension performance and reliability. A degraded seal allows oil to seep past, compromising damping characteristics and reducing fork stiffness when you need it most. The MOOSE RACING Fork Oil...04070701- SKU:
- 04070701
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$49.95 -
POLISPORT Fork Guard Cover - White 8398600012
POLISPORT
$33.99Fork guards are your first line of defense against impact damage, debris, and UV degradation. The POLISPORT Fork Guard Cover replaces worn or damaged OEM guards with a durable, precision-fit alternative that restores both protection and appearance. Built...04120314- SKU:
- 04120314
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal: -
POLISPORT Fork Guard Cover - White 8398300001
POLISPORT
$33.99Fork guards absorb impacts that would otherwise damage your forks and compromise steering precision. This POLISPORT cover restores OEM protection at a fraction of replacement costs, with enhanced durability that outlasts stock plastic. Keep your front...04120320- SKU:
- 04120320
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal: -
POLISPORT Fork Guard Cover - Black 8398300002
POLISPORT
$33.99Your motorcycle's fork guards take constant abuse from road debris, impacts, and UV exposure—but replacement OEM covers often come with premium price tags. The POLISPORT Fork Guard Cover delivers OEM-equivalent protection and fitment at a fraction of the...04120321- SKU:
- 04120321
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal: -
POLISPORT Fork Protectors - Upper - Black 8463500001
POLISPORT
$28.99Off-road riding exposes your fork tubes to constant bombardment from rocks, roost, and debris—damage that's expensive to repair and compromises suspension performance. These POLISPORT Fork Protectors shield your upper fork tubes with durable, high-impact...04120428- SKU:
- 04120428
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$28.99Qty in Cart: 0Quantity:Price:$28.99Subtotal: -
POLISPORT Fork Guard Cover - White 8351900001
POLISPORT
$33.99Factory fork guards take a beating on the track and trail—repeated impacts crack and splinter stock plastic components, leaving your bike vulnerable to damage. The POLISPORT Fork Guard Cover delivers OEM-accurate protection with superior impact...04120479- SKU:
- 04120479
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal: -
POLISPORT Fork Guard Cover - Black 8351900002
POLISPORT
$33.99Fork guards take the brunt of trail debris, rocks, and impacts—and OEM replacements come with OEM pricing. The POLISPORT Fork Guard Cover delivers factory-fit protection with superior durability at a fraction of the cost, using injection-molded plastic...04120480- SKU:
- 04120480
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal: -
POLISPORT Fork Guard Cover - Gray 8351900005
POLISPORT
$32.99Factory-spec fork protection without the OEM price tag. This injection-molded cover delivers genuine fitment and durability while resisting the scratches and fading that plague stock plastic. Whether you're replacing worn protection or upgrading to...04120482- SKU:
- 04120482
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
$32.99Qty in Cart: 0Quantity:Price:$32.99Subtotal: -
POLISPORT Fork Guard Cover - Black 8352600004
POLISPORT
$32.99Factory plastic components take a beating on the trail and track—impacts, UV exposure, and abrasion wear them down fast. The POLISPORT Fork Guard Cover replaces damaged or faded stock guards with injection-molded plastic that matches OEM specifications...04120553- SKU:
- 04120553
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
$32.99Qty in Cart: 0Quantity:Price:$32.99Subtotal: -
POLISPORT Fork Guard Cover - Green 8351800008
POLISPORT
$33.99Fork guard covers take a beating from rocks, mud, and trail debris—stock plastic cracks and fades under regular use. The POLISPORT Fork Guard Cover delivers OEM-level fitment with superior durability, resisting impact and abrasion far better than factory...04120576- SKU:
- 04120576
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal: -
POLISPORT Fork Guard Cover - Black 8398600003
POLISPORT
$33.99Your fork guards take constant abuse on the track and trail—stone chips, brush contact, and impact are inevitable. The POLISPORT Fork Guard Cover delivers OEM-quality protection at a fraction of the cost, with superior impact and abrasion resistance that...04120365- SKU:
- 04120365
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal: -
POLISPORT Fork Guard Cover - White 8398000001
POLISPORT
$32.99Fork guard covers take the brunt of road debris, impacts, and UV exposure—leaving your bike vulnerable to cracks and cosmetic damage without proper protection. This POLISPORT cover delivers OEM-fit reliability and impact resistance at a fraction of OEM...04120367- SKU:
- 04120367
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$32.99Qty in Cart: 0Quantity:Price:$32.99Subtotal: -
POLISPORT Fork Guard Cover - White 8351800001
POLISPORT
$33.99Fork guard covers take the brunt of road debris, rocks, and track impacts—damage that can compromise your bike's appearance and expose vital suspension components. This Polisport Fork Guard Cover replaces worn or damaged OEM covers with an...04120371- SKU:
- 04120371
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$33.99Qty in Cart: 0Quantity:Price:$33.99Subtotal:
