Dirt Bike Suspension
Dirt Bike Suspension Parts at JJ Motorsports
Fine-tune your ride with advanced suspension components from JJ Motorsports. From rear suspension upgrades to precision-manufactured forks, these products ensure improved handling and shock absorption. Find complementary off-road dirt bike parts to optimize every ride on the track or trail.
Shop trusted brands like Progressive Suspension for adjustable shocks and Fox for high-performance forks. Explore related categories such as Dirt Bike Braking for stopping power or Dirt Bike Tires and Wheels for complete setups.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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FACTORY CONNECTION Shock Spring - Spring Rate 274 lbs/in AAL-0049
FACTORY CONNECTION
$159.95When your suspension demands reliability under extreme conditions, settling for mediocre springs isn't an option. The FACTORY CONNECTION Shock Spring delivers consistent, predictable performance lap...AAL0049- SKU:
- AAL0049
- Availability:
- Ships Same Business Day
- Weight:
- 4.31 LBS
- LINEAR SPRING RATE IMPERIAL:
- 274.00 LB/IN
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- SHOT PEENED
- PRODUCT NAME:
- SHOCK SPRING
- SPRING TYPE:
- SINGLE LINEAR RATE
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.33 kg/mm IIU-033
FACTORY CONNECTION
$159.95Front fork springs are critical to your suspension's ability to absorb impacts, maintain consistent ride height, and keep your tire contact patch planted through corners. Factory Connection's 0.33...IIU033- SKU:
- IIU033
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- TYPE:
- FORK
- SPRING RATE IMPERIAL:
- 18.50 LB/IN
$159.95 -
FACTORY CONNECTION Fork Seal Kit for KYB Forks - Fits all 46 mm Kayaba forks FCF-46U
FACTORY CONNECTION
$39.95Fork seal degradation is one of the most common causes of premature fork failure and poor suspension performance. The Factory Connection FCF-46U Fork Seal Kit addresses this directly with a...FCF46U- SKU:
- FCF46U
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- INSIDE DIAMETER METRIC:
- 44.47 MM
- MATERIAL:
- RUBBER
- OUTSIDE DIAMETER METRIC:
- 58.10 MM
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.45'
- THICKNESS METRIC:
- 11.50 MM
- UNITS:
- KIT
$39.95 -
FACTORY CONNECTION High-Speed Compression Damping Adjuster Spring HSSS
FACTORY CONNECTION
$19.95When you're hitting high-speed technical terrain, your suspension needs to respond instantly to unpredictable impacts—roots, rocks, and square-edged holes demand immediate damping control. The...HSSS- SKU:
- HSSS
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPRING
- UNITS:
- EACH
$19.95Qty in Cart: 0Quantity:Price:$19.95Subtotal: -
FACTORY CONNECTION Shock Spring - Spring Rate 269 lbs/in ALN-0048
FACTORY CONNECTION
$159.95Suspension tuning demands precision, and compromised spring rates mean inconsistent handling and accelerated wear on your dampers. The FACTORY CONNECTION Shock Spring delivers repeatable performance...ALN0048- SKU:
- ALN0048
- Availability:
- Ships Same Business Day
- Weight:
- 4.63 LBS
- COLOR/FINISH:
- SHOT PEENED
- SPRING TYPE:
- SINGLE LINEAR RATE
- MOUNTING POSITION:
- REAR
- LINEAR SPRING RATE IMPERIAL:
- 269.00 LB/IN
- PRODUCT NAME:
- SHOCK SPRING
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
FACTORY CONNECTION Shock Spring - Spring Rate 290 lbs/in ALN-0052
FACTORY CONNECTION
$159.95Precision suspension tuning demands a shock spring that can handle repeated compression cycles without degradation or rate drift. The Factory Connection ALN-0052 delivers consistent spring rates...ALN0052- SKU:
- ALN0052
- Availability:
- Ships Same Business Day
- Weight:
- 4.63 LBS
- PRODUCT NAME:
- SHOCK SPRING
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- SHOT PEENED
- MOUNTING POSITION:
- REAR
- SPRING TYPE:
- SINGLE LINEAR RATE
- LINEAR SPRING RATE IMPERIAL:
- 290.00 LB/IN
- UNITS:
- EACH
$159.95 -
FACTORY CONNECTION Shock Spring - Spring Rate 324 lbs/in ALN-0058
FACTORY CONNECTION
$159.95Precise suspension tuning demands a shock spring engineered to exact specifications—and this FACTORY CONNECTION unit delivers consistent, predictable performance lap after lap. With a 324 lbs/in...ALN0058- SKU:
- ALN0058
- Availability:
- Ships Same Business Day
- Weight:
- 4.81 LBS
- COLOR/FINISH:
- SHOT PEENED
- RIDING STYLE:
- OFF-ROAD
- SPRING TYPE:
- SINGLE LINEAR RATE
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- LINEAR SPRING RATE IMPERIAL:
- 324.00 LB/IN
- PRODUCT NAME:
- SHOCK SPRING
$159.95 -
FACTORY CONNECTION Shock Spring - Spring Rate 295 lbs/in AAL-0053
FACTORY CONNECTION
$159.95Suspension performance hinges on spring consistency, and this Factory Connection shock spring delivers the precision engineering required for predictable handling and repeatability across every lap...AAL0053- SKU:
- AAL0053
- Availability:
- Ships Same Business Day
- Weight:
- 4.63 LBS
- COLOR/FINISH:
- SHOT PEENED
- SPRING TYPE:
- SINGLE LINEAR RATE
- UNITS:
- EACH
- LINEAR SPRING RATE IMPERIAL:
- 295.00 LB/IN
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SHOCK SPRING
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
FACTORY CONNECTION Shock Spring - Spring Rate 308 lbs/in AAL-0055
FACTORY CONNECTION
$159.95A properly tuned suspension starts with the right spring rate, and the Factory Connection 308 lbs/in shock spring delivers consistent, predictable performance across varied track conditions. Whether...AAL0055- SKU:
- AAL0055
- Availability:
- Ships Same Business Day
- Weight:
- 4.60 LBS
- PRODUCT NAME:
- SHOCK SPRING
- UNITS:
- EACH
- COLOR/FINISH:
- SHOT PEENED
- RIDING STYLE:
- OFF-ROAD
- SPRING TYPE:
- SINGLE LINEAR RATE
- LINEAR SPRING RATE IMPERIAL:
- 308.00 LB/IN
- MOUNTING POSITION:
- REAR
$159.95 -
FACTORY CONNECTION Shock Spring - Spring Rate 319.19 lbs/in AAL-0057
FACTORY CONNECTION
$159.95Precision shock springs are the foundation of predictable suspension geometry—without proper spring rates, even the best dampers and geometry can't deliver consistent performance. The FACTORY...AAL0057- SKU:
- AAL0057
- Availability:
- Ships Same Business Day
- Weight:
- 4.56 LBS
- PRODUCT NAME:
- SHOCK SPRING
- COLOR/FINISH:
- SHOT PEENED
- RIDING STYLE:
- OFF-ROAD
- SPRING TYPE:
- SINGLE LINEAR RATE
- UNITS:
- EACH
- LINEAR SPRING RATE IMPERIAL:
- 319.19 LB/IN
- MOUNTING POSITION:
- REAR
$159.95 -
FACTORY CONNECTION Shock Spring - Spring Rate 330 lbs/in AAL-0059
FACTORY CONNECTION
$159.95A properly-tuned shock spring is foundational to suspension performance—it directly affects ride height, load transfer, and how your vehicle responds under acceleration and braking. The FACTORY...AAL0059- SKU:
- AAL0059
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SHOCK SPRING
- UNITS:
- EACH
- COLOR/FINISH:
- SHOT PEENED
- LINEAR SPRING RATE IMPERIAL:
- 330.00 LB/IN
- MOUNTING POSITION:
- REAR
- SPRING TYPE:
- SINGLE LINEAR RATE
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
On Sale
FACTORY CONNECTION High Performance Piston Bushing Set FBPISTONSET48WP
FACTORY CONNECTION
MSRP: $44.00Now: $28.00Was: $44.00Fork stiction robs your suspension of responsiveness, forcing you to compensate with setup changes that never quite feel right. The FACTORY CONNECTION High Performance Piston Bushing Set eliminates...04500053- SKU:
- 04500053
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MOUNTING POSITION:
- OUTER
- UNITS:
- SET
- PRODUCT NAME:
- PISTON BUSHING KIT
- MOUNTING POSITION:
- INNER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
MSRP: $44.00Now: $28.00Was: $44.00 -
On Sale
FACTORY CONNECTION Front Fork Springs - 0.27 kg/mm IIU-027
FACTORY CONNECTION
MSRP: $149.99Now: $96.00Was: $149.99Precision fork performance hinges on consistent spring rates that maintain proper suspension geometry throughout your ride. Factory Connection front fork springs are engineered to deliver predictable...04050161- SKU:
- 04050161
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 15.10 LB/IN
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
MSRP: $149.99Now: $96.00Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $96.00Was: $149.99Subtotal: -
FACTORY CONNECTION Front Fork Springs - 0.46 kg/mm LRA-046
FACTORY CONNECTION
$159.95Precise suspension tuning demands fork springs engineered to exacting standards—and FACTORY CONNECTION delivers exactly that. These 0.46 kg/mm LRA springs are cold-wound on CNC equipment and...04050167- SKU:
- 04050167
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
FACTORY CONNECTION Front Fork Springs - 0.48 kg/mm LRA-048
FACTORY CONNECTION
$159.95Precise suspension geometry demands fork springs that deliver consistent performance lap after lap—and Factory Connection's 0.48 kg/mm springs are engineered to do exactly that. Built with CNC-wound...04050168- SKU:
- 04050168
- Availability:
- Ships Same Business Day
- Weight:
- 2.61 LBS
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- SPRING RATE IMPERIAL:
- 26.90 LB/IN
- UNITS:
- PAIR
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.50 kg/mm LRA-050
FACTORY CONNECTION
$159.95Front fork springs are critical to suspension geometry and handling precision—incorrect rates lead to poor damping, inconsistent bottoming, and compromised cornering performance. The FACTORY...04050169- SKU:
- 04050169
- Availability:
- Ships Same Business Day
- Weight:
- 2.94 LBS
- SPRING RATE IMPERIAL:
- 28.00 LB/IN
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
FACTORY CONNECTION Fork Pressure Springs - 1.70 kg/mm PRESSSPG1.7K06
FACTORY CONNECTION
$55.00If you're running stock fork springs, you're likely sacrificing comfort and feedback on technical terrain. FACTORY CONNECTION Fork Pressure Springs deliver the compliance you need for small-bump...04050171- SKU:
- 04050171
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- PRODUCT NAME:
- PRESSURE SPRING SET
- SPRING RATE IMPERIAL:
- 95.20 LB/IN
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$55.00 -
FACTORY CONNECTION Front Fork Springs - 0.49 kg/mm LSU-049
FACTORY CONNECTION
$159.95Factory Connection front fork springs deliver predictable, consistent performance across repeated compression cycles—essential for maintaining suspension geometry during aggressive riding and racing...04050196- SKU:
- 04050196
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 27.40 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.52 kg/mm LSA-052
FACTORY CONNECTION
$159.95Factory Connection front fork springs deliver the precision and durability demanded by serious racers and high-performance riders. Cold-wound on CNC equipment and heat-tempered for fatigue...04050255- SKU:
- 04050255
- Availability:
- Ships Same Business Day
- Weight:
- 3.06 LBS
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 29.10 LB/IN
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
FACTORY CONNECTION Fork Pressure Springs - 1.42 kg/mm PRESSSPG1.42-08
FACTORY CONNECTION
$55.00If you're spending half your ride fighting harsh fork feedback on technical terrain, you're wasting energy that should go into lines and throttle control. The FACTORY CONNECTION Fork Pressure Springs...04050258- SKU:
- 04050258
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- PRESSURE SPRING SET
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 79.52 LB/IN
$55.00
