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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BARON Rear Lowering Kit BA-7520-00
BARON
$118.95If you're struggling to keep your feet planted at stops or looking to improve your motorcycle's handling dynamics, the BARON Rear Lowering Kit BA-7520-00 delivers both practical comfort and measurable performance gains. By lowering your rear end 1-5/8",...13020253- SKU:
- 13020253
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- MOUNTING POSITION:
- REAR
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- BEARING
- COLOR/FINISH:
- SILVER
$118.95 -
BARON Rear Lowering Kit BA-7530-00
BARON
$232.95For riders seeking improved ergonomics and sharper handling characteristics, the BARON Rear Lowering Kit delivers a full inch of rear drop that makes ground reach more accessible while lowering your center of gravity for measurably better cornering...13020254- SKU:
- 13020254
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
$232.95 -
BARON Rear Lowering Kit BA-7540-00
BARON
$72.95Engineered to safely lower the rear of the motorcycle, Offers three adjustment heights: 2” drop, 1” drop or stock height, Makes the bike easier to control when stopped, Lowers center of gravity to enhance handling, Easy do-it-yourself installation guide...13020255- SKU:
- 13020255
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- BEARING
$72.95 -
BARON Rear Lowering Kit BA-7580-00
BARON
$72.95A lower seat height transforms your riding experience, especially at stops where confidence matters most. By lowering your rear end up to 2 inches, this kit reduces your center of gravity for sharper cornering response and improved stability through...13020256- SKU:
- 13020256
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- BEARING
$72.95 -
BARON Rear Shock Drop Bracket Lowering Kit - Black - Lowers 2" - '06-'20 M109 BA-7500-81
BARON
$129.95A lowered stance transforms your M109's presence on the road while improving weight distribution and handling dynamics. The BARON 2" drop gives your bike that aggressive, purpose-built look without compromising ride quality or requiring extensive...13040213- SKU:
- 13040213
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- PRODUCT NAME:
- LOWERING KIT
- UNITS:
- EACH
- HEIGHT ADJUSTMENT IMPERIAL:
- LOWERS 2.00'
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
$129.95Qty in Cart: 0Quantity:Price:$129.95Subtotal: -
BARON Performance Shock Spring - 930 lbs/in BA-8523RD
BARON
$108.95If you're running heavier loads or carrying passengers, your stock shock spring is working overtime—and it shows in every corner and bump. The BARON Performance Shock Spring (930 lbs/in) restores proper damping control and eliminates the wallowing bounce...13120212- SKU:
- 13120212
- Availability:
- Ships Same Business Day
- Weight:
- 4.80 LBS
- RIDING STYLE:
- STREET
- SPRING TYPE:
- SINGLE LINEAR RATE
- TYPE:
- SHOCK
- LINEAR SPRING RATE IMPERIAL:
- 930.00 LB/IN
- PRODUCT NAME:
- SPRING
- LINEAR SPRING RATE:
- 16,60 KG/MM (930,00 LB/IN)
- COLOR/FINISH:
- RED
- UNITS:
- EACH
$108.95 -
PROGRESSIVE SUSPENSION Shock Springs - 12-Series - Chrome - 120-170 lb/in 03-1365C
PROGRESSIVE SUSPENSION
$117.95Progressive's 12-Series shock springs deliver consistent, fade-free damping through gas-charged construction and six-stage automatic damping—critical for maintaining predictable handling across varying terrain and conditions. The heavy-duty 120-170 lb/in...13120166- SKU:
- 13120166
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- MODEL:
- 12 SERIES
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- SHOCK SPRING
- PROGRESSIVE SPRING RATE IMPERIAL:
- 120.00 LB/IN - 170.00 LB/IN
- RIDING STYLE:
- STREET
- TYPE:
- FITS 12.50', 13.00', 13.50' AND 14.25' SHOCK
- UNITS:
- PAIR
- DUTY:
- STANDARD
- LENGTH IMPERIAL:
- 9.87'
- PROGRESSIVE SPRING RATE METRIC:
- 2.14 KG/MM - 3.04 KG/MM
- RIDING STYLE:
- OFF-ROAD
- SPRING TYPE:
- SINGLE PROGRESSIVE RATE
$117.95 -
PROGRESSIVE SUSPENSION Monotube Fork Kit - Standard 31-2511
PROGRESSIVE SUSPENSION
$505.95If your dual damper rod forks are limiting your bike's handling potential, this Progressive Suspension Monotube Fork Kit delivers the cornering precision and brake control you need for serious track or trail performance. By converting to high-performance...04140401- SKU:
- 04140401
- Availability:
- Ships Same Business Day
- Weight:
- 8.48 LBS
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CARTRIDGE
- RIDING STYLE:
- STREET
- TYPE:
- FORK
- UNITS:
- KIT
- FOR FORK TUBE DIAMETER METRIC:
- 45.00 MM
- HEIGHT ADJUSTMENT IMPERIAL:
- LOWERS 1.00'
- STYLE:
- MONOTUBE
$505.95 -
PROGRESSIVE SUSPENSION Fork Spring Kit 11-1580
PROGRESSIVE SUSPENSION
$129.95Progressive suspension springs deliver superior ride quality by adjusting spring rate as compression increases, giving you plush initial compliance for comfort and firm support under hard acceleration or braking. This precision-wound fork spring kit...04051098- SKU:
- 04051098
- Availability:
- Ships Same Business Day
- Weight:
- 3.35 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- FORK SPRINGS
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- TYPE:
- PROGRESSIVE SPRING RATE
$129.95Qty in Cart: 0Quantity:Price:$129.95Subtotal: -
PROGRESSIVE SUSPENSION Fork Springs - Triumph 11-1583
PROGRESSIVE SUSPENSION
$151.95Stock fork springs compromise between comfort and performance—they can't do both well. Progressive Suspension's rising-rate design solves this by starting soft for plush low-speed compliance, then ramping up stiffness to manage heavy impacts and braking...04051099- SKU:
- 04051099
- Availability:
- Ships Same Business Day
- Weight:
- 3.44 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- FOR FORK TUBE DIAMETER METRIC:
- 41.00 MM
- UNITS:
- PAIR
- MODEL:
- STANDARD
- PRODUCT NAME:
- FORK SPRINGS
$151.95 -
PROGRESSIVE SUSPENSION Front Fork Springs - 30/45 lb/in - 29 mm/502 mm 11-1128
PROGRESSIVE SUSPENSION
$123.95Progressive spring rates eliminate the classic fork compromise: you get plush initial response for small bumps without the dreaded mid-stroke wallowing or harsh bottom-out on larger impacts. This 30/45 lb/in dual-rate design maintains consistent handling...PS1128- SKU:
- PS1128
- Availability:
- Ships Same Business Day
- Weight:
- 2.81 LBS
- RIDING STYLE:
- OFF-ROAD
- LENGTH IMPERIAL:
- 19.75'
- TYPE:
- FORK
- UNITS:
- PAIR
- OUTSIDE DIAMETER IMPERIAL:
- 1.14'
- PRODUCT NAME:
- SPRING
- SPRING RATE IMPERIAL:
- 30.00 LB/IN - 45.00 LB/IN
$123.95 -
PROGRESSIVE SUSPENSION Front Fork Springs 11-1129
PROGRESSIVE SUSPENSION
$123.95Progressive suspension springs deliver a noticeably softer initial ride quality without sacrificing handling precision—ideal when you need comfort on rough surfaces but won't compromise cornering performance. The progressively wound design resists...PS1129- SKU:
- PS1129
- Availability:
- Ships Same Business Day
- Weight:
- 3.52 LBS
- LENGTH IMPERIAL:
- 18.50'
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 1.20'
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 35.00 LB/IN - 50.00 LB/IN
- TYPE:
- FORK
$123.95 -
PROGRESSIVE SUSPENSION Front Fork Springs 11-1144
PROGRESSIVE SUSPENSION
$123.95Progressive suspension springs deliver a refined balance between comfort and control by starting soft for initial bump absorption, then ramping up resistance as the spring compresses to prevent bottoming-out. This variable spring rate keeps your...PS1144- SKU:
- PS1144
- Availability:
- Ships Same Business Day
- Weight:
- 3.84 LBS
- LENGTH IMPERIAL:
- 15.50'
- TYPE:
- FORK
- UNITS:
- PAIR
- OUTSIDE DIAMETER IMPERIAL:
- 1.45'
- RIDING STYLE:
- STREET
- SPRING RATE IMPERIAL:
- 40.00 LB/IN - 65.00 LB/IN
- PRODUCT NAME:
- SPRING
$123.95 -
PROGRESSIVE SUSPENSION Front Fork Springs 11-1145
PROGRESSIVE SUSPENSION
$123.95Progressive suspension springs transform your ride quality by delivering a plush, compliant feel during normal riding while progressively firming up as you lean into aggressive cornering—eliminating the harshness of conventional fixed-rate springs. This...PS1145- SKU:
- PS1145
- Availability:
- Ships Same Business Day
- Weight:
- 4.24 LBS
- LENGTH IMPERIAL:
- 18.00'
- TYPE:
- FORK
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 40.00 LB/IN - 65.00 LB/IN
- OUTSIDE DIAMETER IMPERIAL:
- 1.35'
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- STREET
$123.95 -
PROGRESSIVE SUSPENSION Shocks - 12-Series - Black - 13.0" 12-1202B
PROGRESSIVE SUSPENSION
$258.95If you're chasing consistent lap times or rely on your vehicle for high-performance driving, shock fade is your enemy. The PROGRESSIVE SUSPENSION 12-Series delivers gas-charged damping that resists fade under sustained use, keeping your suspension...PS1202BG- SKU:
- PS1202BG
- Availability:
- Ships Same Business Day
- Weight:
- 5.69 LBS
- EXTENDED LENGTH IMPERIAL:
- 13.00'
- MOUNTING POSITION:
- REAR
- RESERVOIR LOCATION:
- INTERNAL
- DAMPING METHOD:
- GAS CHARGED
- RIDING STYLE:
- STREET
- SPRING TYPE:
- SINGLE LINEAR RATE
- COLOR/FINISH:
- BLACK
- MODEL:
- 12 SERIES
- PRODUCT NAME:
- SHOCK ABSORBER
- TYPE:
- COILOVER TWIN-TUBE
- UNITS:
- PAIR
$258.95 -
K&S TECHNOLOGIES Dust Seals - 43.00 mm 16-2049
K&S TECHNOLOGIES
$19.95Dust seals are critical wear components that protect your suspension and drivetrain from contamination, extending the lifespan of expensive internals and maintaining consistent performance lap after lap. K&S Technologies' 43.00 mm dust seals deliver...04070602- SKU:
- 04070602
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- OUTSIDE DIAMETER METRIC:
- 54.00 MM
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER METRIC:
- 43.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.37'/0.39'
- THICKNESS METRIC:
- 9.50 MM/10.00 MM
- TYPE:
- DUST
- UNITS:
- PAIR
$19.95 -
K&S TECHNOLOGIES Dust Seals - 46.00 mm 16-2050
K&S TECHNOLOGIES
$19.95Contamination is the silent killer of suspension and drivetrain performance, allowing dirt, moisture, and debris to compromise seal integrity and accelerate wear. K&S Technologies dust seals are engineered to keep the elements out and maintain the...04070603- SKU:
- 04070603
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DUST
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 46.00 MM
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.37'/0.43'
- PRODUCT NAME:
- SEAL
- THICKNESS METRIC:
- 9.50 MM/11.00 MM
$19.95 -
K&S TECHNOLOGIES Dust Seals - 49.00 mm 16-2053
K&S TECHNOLOGIES
$19.95Contamination is the silent killer of suspension performance—dirt, moisture, and debris compromising seal integrity and reducing component lifespan. K&S Technologies Dust Seals keep your fork stanchions and dampers clean by blocking harmful particles at...04070605- SKU:
- 04070605
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DUST
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- OFF-ROAD
- THICKNESS METRIC:
- 10.00 MM
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 49.00 MM
- THICKNESS IMPERIAL:
- 0.39'
$19.95 -
K&S TECHNOLOGIES Dust Seals - 45.00 mm 16-2054K
K&S TECHNOLOGIES
$21.95Dust seals are critical for maintaining fork and shock integrity by preventing contamination from mud, sand, and debris that compromise damping performance. K&S Technologies' 45mm dust seals provide a reliable barrier that extends component lifespan and...04070606- SKU:
- 04070606
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- INSIDE DIAMETER METRIC:
- 45.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 8.50 MM/11.00 MM
- TYPE:
- DUST
- UNITS:
- PAIR
- PRODUCT NAME:
- SEAL
- THICKNESS IMPERIAL:
- 0.35'/0.43'
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- RIDING STYLE:
- OFF-ROAD
$21.95 -
K&S TECHNOLOGIES Dust Seals - 43.00 mm 16-2058K
K&S TECHNOLOGIES
$21.95Dust seals are critical protection components that prevent contamination from entering your suspension and drivetrain systems, where microscopic particles can cause premature wear and costly failures. By maintaining a clean barrier between moving...04070608- SKU:
- 04070608
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- INSIDE DIAMETER METRIC:
- 43.00 MM
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.37'/0.41'
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 52.70 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 9.50 MM/10.30 MM
- TYPE:
- DUST
$21.95
