Street Bike Suspension
Street Bike Suspension Upgrades at JJ Motorsports
Improve your street bike's handling and ride quality with advanced suspension kits from JJ Motorsports. Our range includes complete front-end kits, fork emulators, springs, and shocks engineered for better damping, reduced dive, and customizable firmness on the street or track. Compatible with Honda CBR, Suzuki GSX-R, Yamaha R1, and more, these upgrades enhance stability, comfort, and control for sportbikes, cruisers, or tourers, whether lowering for style or tuning for performance.
Shop trusted brands like Race Tech for gold valve kits and Progressive Suspension for adjustable shocks. Explore related categories such as street bike brakes for stopping power or street bike drivetrain for balanced setups.
Top Street Bike Suspension Products
- Race Tech Complete Front End Suspension Kit - 1.50 kg/mm Spring FLEK S49150 – For heavier riders seeking firm control.
- Race Tech Complete Front End Suspension Kit - 0.95 kg/mm Spring FLEK S49095 – Balanced for standard street use.
- Race Tech Complete Front End Suspension Kit - 1.30 kg/mm Spring FLEK S49130 – Enhanced damping for aggressive riding.
- Race Tech Complete Front End Suspension Kit - 1.00 kg/mm Spring FLEK S3810 – Versatile for daily commuters.
- Race Tech Complete Front End Suspension Kit - 1.10 kg/mm Spring FLEK S49110 – Optimized for track-like precision.
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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SHINDY Steering Damper Fork Bracket - 54 mm 15-510
SHINDY
$64.95A steering stabilizer that's not properly mounted will introduce unwanted flex and harshness into your front end, compromising both handling precision and rider feedback. The SHINDY Steering Damper Fork Bracket provides a solid, rigid mounting point for...15510- SKU:
- 15510
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- TYPE:
- FORK TUBE
- UNITS:
- EACH
- FOR FORK TUBE DIAMETER METRIC:
- 54.00 MM
- PRODUCT NAME:
- CLAMP
- RIDING STYLE:
- STREET
$64.95Qty in Cart: 0Quantity:Price:$64.95Subtotal: -
SHINDY Steering Damper Kit 17-413
SHINDY
$274.95Speed wobble at high velocity can compromise your line and confidence through critical sections—the SHINDY Steering Damper Kit 17-413 eliminates fork oscillations before they become a safety issue. This bolt-on system delivers adjustable damping across...04140507- SKU:
- 04140507
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- PRODUCT NAME:
- STABILIZER
- RIDING STYLE:
- STREET
- TYPE:
- STEERING
- UNITS:
- KIT
$274.95 -
SHINDY Steering Damper Rebuild Kit 17-051
SHINDY
$22.20A worn steering damper compromises handling precision and introduces unwanted feedback through your steering column—exactly what you don't need on track or trail. This SHINDY rebuild kit restores your stabilizer to factory specifications without...D17051- SKU:
- D17051
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- STYLE:
- STANDARD
- PRODUCT NAME:
- STABILIZER REPAIR KIT
- TYPE:
- STEERING
$22.20Qty in Cart: 0Quantity:Price:$22.20Subtotal: -
SHINDY Steering Damper Rebuild Kit 17-053
SHINDY
$24.80A worn steering damper compromises handling precision and increases feedback noise in the cockpit—exactly what you can't afford during competition or spirited driving. The SHINDY 17-053 Rebuild Kit gives you a cost-effective path to restoring your...D17053- SKU:
- D17053
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- STREET
- STYLE:
- LIGHT
- UNITS:
- EACH
- PRODUCT NAME:
- STABILIZER REPAIR KIT
- TYPE:
- STEERING
$24.80 -
K&S TECHNOLOGIES Fork Seals - 43 mm x 54 mm x 11 mm 16-1044S
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that prevent hydraulic fluid from leaking into your suspension and contaminating the fork tubes—a condition that degrades damping performance and leads to costly damage. K&S Technologies manufactures OEM-quality seals...04070570- SKU:
- 04070570
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- OUTSIDE DIAMETER METRIC:
- 54.00 MM
- PRODUCT NAME:
- FORK SEAL
- THICKNESS IMPERIAL:
- 0.43'
- THICKNESS METRIC:
- 11.00 MM
- INSIDE DIAMETER METRIC:
- 43.00 MM
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
$15.95 -
K&S TECHNOLOGIES Fork Seals - 43 mm x 54 mm x 9.5/10 mm 16-1049
K&S TECHNOLOGIES
$15.95Fork seals are the critical barrier between your suspension fluid and external contaminants—when they fail, you lose damping performance and invite corrosion into your fork tubes. K&S Technologies' 43mm x 54mm seals deliver reliable fluid retention and...04070575- SKU:
- 04070575
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 43.00 MM
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.37'/0.39'
- THICKNESS METRIC:
- 9.50 MM/10.00 MM
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 54.00 MM
- RIDING STYLE:
- OFF-ROAD
$15.95 -
K&S TECHNOLOGIES Fork Seals - 45 mm x 58 mm x 8.5/11 mm 16-1054
K&S TECHNOLOGIES
$20.95Fork seals are critical wear items that directly impact your suspension's performance and longevity. A compromised seal allows hydraulic fluid to leak, degrading dampening characteristics and creating safety hazards on track or trail. K&S Technologies...04070581- SKU:
- 04070581
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- INSIDE DIAMETER METRIC:
- 45.00 MM
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FORK SEAL
- THICKNESS METRIC:
- 8.50 MM/11.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.35'/0.43'
$20.95 -
K&S TECHNOLOGIES Fork Seals - 48 mm x 57.7 mm x 9.5 mm 16-1064K
K&S TECHNOLOGIES
$18.95Fork seals are critical wear items that directly impact your suspension's performance and longevity. Worn or leaking seals compromise damping efficiency, reduce ride quality, and allow contamination into your fork internals—leading to costly damage down...04070592- SKU:
- 04070592
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- OUTSIDE DIAMETER METRIC:
- 57.70 MM
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 48.00 MM
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.28'/0.37'
- THICKNESS METRIC:
- 7.00 MM/9.50 MM
$18.95 -
K&S TECHNOLOGIES Fork Boot Kit - 12-Tooth - Upper 44 mm - Lower 49 mm - 185 mm Static Height 16-3013
K&S TECHNOLOGIES
$29.95Fork boots protect one of your motorcycle's most vulnerable components—the fork seals—from road grit, mud, and moisture that accelerate wear and compromise suspension performance. Over time, compromised seals lead to oil weeping, loss of damping control,...04060065- SKU:
- 04060065
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- BOOT KIT
- COLLAPSED LENGTH IMPERIAL:
- STANDARD
- RIDING STYLE:
- STREET
- FOR FORK TUBE DIAMETER (SLIDER) METRIC:
- UPPER INSIDE DIAMETER 44.00 MM
- COLOR/FINISH:
- BLACK
- FOR FORK TUBE DIAMETER (SLIDER) METRIC:
- LOWER INSIDE DIAMETER 49.00 MM
- OVERALL LENGTH IMPERIAL:
- 7.28'
- STYLE:
- 12-TOOTH
- TYPE:
- FORK
- UNITS:
- KIT
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
K&S TECHNOLOGIES Fork Seals - 31 mm x 43 mm x 10.3 mm 16-1009
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that directly impact your suspension's performance and longevity. A compromised seal allows oil to escape and contaminants to enter, leading to reduced damping, increased friction, and accelerated internal wear. These...04070537- SKU:
- 04070537
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 43.00 MM
- THICKNESS METRIC:
- 10.30 MM
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 31.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
K&S TECHNOLOGIES Fork Seals - 36 mm x 48 mm x 11 mm 16-1026
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that directly impact your suspension's performance and longevity. Worn or leaking seals compromise damping control, reduce handling precision, and can lead to costly fork damage. K&S Technologies' 36mm x 48mm x 11mm...04070551- SKU:
- 04070551
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- THICKNESS METRIC:
- 11.00 MM
- PRODUCT NAME:
- FORK SEAL
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 48.00 MM
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.43'
- INSIDE DIAMETER METRIC:
- 36.00 MM
$15.95 -
PROGRESSIVE SUSPENSION Shocks - 412 Cruiser Series - Chrome - 13" - Heavy Duty 412-4222C
PROGRESSIVE SUSPENSION
$379.95If you're running a cruiser or touring bike near its weight capacity, OEM shocks simply won't cut it. Progressive's 412 Cruiser Series Heavy Duty shocks are engineered to handle sustained load and deliver consistent damping across the full range of...DS310046- SKU:
- DS310046
- Availability:
- Ships Same Business Day
- Weight:
- 10.50 LBS
- PRODUCT NAME:
- SHOCK ABSORBER
- COLOR/FINISH:
- BLACK
- DUTY:
- HEAVY DUTY
- MATERIAL:
- STEEL
- UNITS:
- PAIR
- DAMPING METHOD:
- GAS CHARGED
- MOUNTING POSITION:
- REAR
- PROGRESSIVE SPRING RATE METRIC:
- 2.50 KG/MM - 3.60 KG/MM
- RESERVOIR LOCATION:
- INTERNAL
- RIDING STYLE:
- STREET
- TYPE:
- COILOVER MONOTUBE
- ADJUSTMENT STYLE:
- AUTOMATIC
- COLOR/FINISH:
- CHROME
- EXTENDED LENGTH IMPERIAL:
- 13.00'
- MODEL:
- 412 CRUISER SERIES
- PROGRESSIVE SPRING RATE:
- 2,50 KG/MM - 3,60 KG/MM (140 LB/IN - 200 LB/IN)
- PROGRESSIVE SPRING RATE IMPERIAL:
- 140.00 LB/IN - 200.00 LB/IN
- SPRING TYPE:
- SINGLE PROGRESSIVE RATE
$379.95Qty in Cart: 0Quantity:Price:$379.95Subtotal: -
PROGRESSIVE SUSPENSION Heavy Duty Shock - Black - 9.5" 30-6002
PROGRESSIVE SUSPENSION
$252.95Progressive's Heavy Duty Shock delivers the responsive damping and load-carrying capacity serious racers and off-road enthusiasts demand. Whether you're pushing through technical terrain or fine-tuning your suspension geometry on the track, the...13102263- SKU:
- 13102263
- Availability:
- Ships Same Business Day
- Weight:
- 5.10 LBS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SHOCK ABSORBER
- DUTY:
- HEAVY DUTY
$252.95Qty in Cart: 0Quantity:Price:$252.95Subtotal: -
PROGRESSIVE SUSPENSION Shocks - 412 Cruiser Series - Chrome - 12.5" - Standard 412-4219C
PROGRESSIVE SUSPENSION
$379.95If you're running a cruiser or touring bike at or near its load capacity, stock shocks simply won't cut it—they'll fade under sustained demand and compromise both comfort and control. The Progressive 412 Cruiser Series delivers multi-stage,...13100668- SKU:
- 13100668
- Availability:
- Ships Same Business Day
- Weight:
- 10.34 LBS
- ADJUSTMENT STYLE:
- AUTOMATIC
- PROGRESSIVE SPRING RATE IMPERIAL:
- 140.00 LB/IN - 200.00 LB/IN
- PROGRESSIVE SPRING RATE METRIC:
- 2.50 KG/MM - 3.60 KG/MM
- SPRING TYPE:
- SINGLE PROGRESSIVE RATE
- COLOR/FINISH:
- CHROME
- DAMPING METHOD:
- GAS CHARGED
- MODEL:
- 412 CRUISER SERIES
- MOUNTING POSITION:
- REAR
- PROGRESSIVE SPRING RATE:
- 2,50 KG/MM - 3,60 KG/MM (140 LB/IN - 200 LB/IN)
- RESERVOIR LOCATION:
- INTERNAL
- RIDING STYLE:
- STREET
- TYPE:
- COILOVER MONOTUBE
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SHOCK ABSORBER
- DUTY:
- HEAVY DUTY
- EXTENDED LENGTH IMPERIAL:
- 12.50'
- MATERIAL:
- STEEL
- UNITS:
- PAIR
$379.95Qty in Cart: 0Quantity:Price:$379.95Subtotal: -
PROGRESSIVE SUSPENSION 412 Series Shocks - Chrome - 12" - Heavy Duty 412-4234C
PROGRESSIVE SUSPENSION
$379.95If you're running your cruiser or touring bike at or near maximum load capacity, OEM shocks simply won't deliver the control and comfort you need. The Progressive 412 Series Heavy Duty shocks are engineered with nitrogen-charged, velocity-sensitive...13100066- SKU:
- 13100066
- Availability:
- Ships Same Business Day
- Weight:
- 10.70 LBS
- COLOR/FINISH:
- BLACK
- EXTENDED LENGTH IMPERIAL:
- 12.00'
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SHOCK ABSORBER
- PROGRESSIVE SPRING RATE METRIC:
- 4.80 KG/MM - 5.65 KG/MM
- COLOR/FINISH:
- CHROME
- DAMPING METHOD:
- GAS CHARGED
- MODEL:
- 412 CRUISER SERIES
- RESERVOIR LOCATION:
- INTERNAL
- RIDING STYLE:
- STREET
- TYPE:
- COILOVER MONOTUBE
- ADJUSTMENT STYLE:
- AUTOMATIC
- MOUNTING POSITION:
- REAR
- SPRING TYPE:
- SINGLE PROGRESSIVE RATE
- DUTY:
- HEAVY DUTY
- PROGRESSIVE SPRING RATE:
- 4,80 KG/MM - 5,65 KG/MM (270 LB/IN - 315 LB/IN)
- PROGRESSIVE SPRING RATE IMPERIAL:
- 270.00 LB/IN - 315.00 LB/IN
- UNITS:
- PAIR
$379.95Qty in Cart: 0Quantity:Price:$379.95Subtotal: -
PROGRESSIVE SUSPENSION Shocks - 412 Cruiser Series - Chrome - 13" - Standard/Heavy Duty 412-4213C
PROGRESSIVE SUSPENSION
$379.95If you're running your cruiser or touring bike at or near its load capacity, OEM shocks won't cut it—they're engineered for average conditions, not sustained heavy-duty use. Progressive's 412 Cruiser Series delivers nitrogen-charged damping that actively...PS4213C- SKU:
- PS4213C
- Availability:
- Ships Same Business Day
- Weight:
- 10.25 LBS
- ADJUSTMENT STYLE:
- AUTOMATIC
- MODEL:
- 412 CRUISER SERIES
- PROGRESSIVE SPRING RATE IMPERIAL:
- 120.00 LB/IN - 170.00 LB/IN
- PROGRESSIVE SPRING RATE METRIC:
- 2.15 KG/MM - 3.00 KG/MM
- RESERVOIR LOCATION:
- INTERNAL
- SPRING TYPE:
- SINGLE PROGRESSIVE RATE
- TYPE:
- COILOVER MONOTUBE
- COLOR/FINISH:
- CHROME
- EXTENDED LENGTH IMPERIAL:
- 13.00'
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- BLACK
- DAMPING METHOD:
- GAS CHARGED
- PRODUCT NAME:
- SHOCK ABSORBER
- RIDING STYLE:
- STREET
- DUTY:
- STANDARD/HEAVY DUTY
- MATERIAL:
- STEEL
- PROGRESSIVE SPRING RATE:
- 2,15 KG/MM - 3,00 KG/MM (120 LB/IN - 170 LB/IN)
- UNITS:
- PAIR
$379.95Qty in Cart: 0Quantity:Price:$379.95Subtotal: -
PROGRESSIVE SUSPENSION Shocks - 412 Cruiser Series - Chrome - 13.5" - Standard/Heavy Duty 412-4215C
PROGRESSIVE SUSPENSION
$379.95If you're running a cruiser or touring bike at or near its load capacity, OEM shocks simply won't deliver the control and comfort you need. Progressive's 412 Cruiser Series combines nitrogen-charged, velocity-sensitive valving with a progressively wound...PS4215C- SKU:
- PS4215C
- Availability:
- Ships Same Business Day
- Weight:
- 10.69 LBS
- MATERIAL:
- STEEL
- ADJUSTMENT STYLE:
- AUTOMATIC
- MOUNTING POSITION:
- REAR
- PROGRESSIVE SPRING RATE:
- 2,15 KG/MM - 3,00 KG/MM (120 LB/IN - 170 LB/IN)
- PROGRESSIVE SPRING RATE METRIC:
- 2.15 KG/MM - 3.00 KG/MM
- SPRING TYPE:
- SINGLE PROGRESSIVE RATE
- TYPE:
- COILOVER MONOTUBE
- COLOR/FINISH:
- BLACK
- DUTY:
- STANDARD/HEAVY DUTY
- EXTENDED LENGTH IMPERIAL:
- 13.50'
- MODEL:
- 412 CRUISER SERIES
- PRODUCT NAME:
- SHOCK ABSORBER
- RESERVOIR LOCATION:
- INTERNAL
- UNITS:
- PAIR
- COLOR/FINISH:
- CHROME
- DAMPING METHOD:
- GAS CHARGED
- PROGRESSIVE SPRING RATE IMPERIAL:
- 120.00 LB/IN - 170.00 LB/IN
- RIDING STYLE:
- STREET
$379.95Qty in Cart: 0Quantity:Price:$379.95Subtotal: -
PROGRESSIVE SUSPENSION Shocks - 412 Cruiser Series - Chrome - 13" - Standard/Heavy Duty 412-4221C
PROGRESSIVE SUSPENSION
$379.95If you're running a cruiser or touring bike at or near its load capacity, OEM shocks simply won't cut it—they lack the damping sophistication to handle sustained heavy loads and variable riding conditions. The PROGRESSIVE SUSPENSION 412 Cruiser Series...PS4221C- SKU:
- PS4221C
- Availability:
- Ships Same Business Day
- Weight:
- 10.75 LBS
- COLOR/FINISH:
- BLACK
- DUTY:
- HEAVY DUTY
- PRODUCT NAME:
- SHOCK ABSORBER
- PROGRESSIVE SPRING RATE IMPERIAL:
- 140.00 LB/IN - 200.00 LB/IN
- UNITS:
- PAIR
- DAMPING METHOD:
- GAS CHARGED
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- EXTENDED LENGTH IMPERIAL:
- 13.00'
- MATERIAL:
- STEEL
- PROGRESSIVE SPRING RATE:
- 2,50 KG/MM - 3,60 KG/MM (140 LB/IN - 200 LB/IN)
- ADJUSTMENT STYLE:
- AUTOMATIC
- DUTY:
- STANDARD
- MODEL:
- 412 CRUISER SERIES
- MOUNTING POSITION:
- REAR
- PROGRESSIVE SPRING RATE METRIC:
- 2.50 KG/MM - 3.60 KG/MM
- RESERVOIR LOCATION:
- INTERNAL
- SPRING TYPE:
- SINGLE PROGRESSIVE RATE
- TYPE:
- COILOVER MONOTUBE
$379.95Qty in Cart: 0Quantity:Price:$379.95Subtotal: -
PROGRESSIVE SUSPENSION Front Fork Springs 11-1109
PROGRESSIVE SUSPENSION
$123.95Progressive suspension springs deliver the comfort of a soft initial spring rate without sacrificing handling performance—a combination that's difficult to achieve with conventional linear springs. The progressively wound design resists bottoming during...PS1109- SKU:
- PS1109
- Availability:
- Ships Same Business Day
- Weight:
- 2.34 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 0.86'
- UNITS:
- PAIR
- LENGTH IMPERIAL:
- 19.75'
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING
- SPRING RATE IMPERIAL:
- 35.00 LB/IN - 45.00 LB/IN
- RIDING STYLE:
- STREET
$123.95Qty in Cart: 0Quantity:Price:$123.95Subtotal: -
PROGRESSIVE SUSPENSION Shocks - 12-Series - Black - 13.0" 12-1204B
PROGRESSIVE SUSPENSION
$234.95If you're running a setup that demands consistent damping performance lap after lap without fade, gas-charged shocks are non-negotiable. The PROGRESSIVE SUSPENSION 12-Series delivers the predictability serious racers and hardcore enthusiasts need, with...PS1204BG- SKU:
- PS1204BG
- Availability:
- Ships Same Business Day
- Weight:
- 5.44 LBS
- SPRING TYPE:
- SINGLE LINEAR RATE
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SHOCK ABSORBER
- UNITS:
- PAIR
- EXTENDED LENGTH IMPERIAL:
- 12.50'
- MODEL:
- 12 SERIES
- MOUNTING POSITION:
- REAR
- TYPE:
- COILOVER TWIN-TUBE
- DAMPING METHOD:
- GAS CHARGED
- RESERVOIR LOCATION:
- INTERNAL
- RIDING STYLE:
- STREET
$234.95Qty in Cart: 0Quantity:Price:$234.95Subtotal:
