Fork Springs

Stock front forks deliver a harsh, bone-jarring ride that compromises both comfort and precision handling. Progressive Suspension's variable-rate springs solve this problem by offering a soft initial bite for plush absorption over bumps, then ramping up...

If your front end is diving hard under braking or your ride feels either too harsh or too soft across varied terrain, worn fork springs are likely the culprit. Progressive Suspension fork springs eliminate both problems with a rising-rate design that...

Stock front forks deliver a harsh, unpredictable ride that compromises both comfort and handling precision. Progressive Suspension's variable-rate springs solve this with a soft initial rate that absorbs bumps smoothly, then firms up progressively to...

Progressive Suspension fork springs deliver the ride quality you need without sacrificing handling performance. By utilizing a rising-rate design, these springs maintain a plush initial feel while providing firm support at full compression—eliminating...

Stock fork springs sacrifice either comfort or control—they simply can't do both. Progressive Suspension's rising-rate design solves this by maintaining a plush feel during normal riding while ramping up support when you need it most, eliminating...

Stock fork springs compromise between ride comfort and handling performance—leaving you with either a mushy front end or a punishing ride over rough terrain. Progressive Suspension's 11-1528 fork springs eliminate that trade-off with a rising-rate design...

Stock front forks on your Indian Scout compromise between comfort and control—leave you wallowing through corners or pounding over rough terrain. PROGRESSIVE SUSPENSION Front Fork Springs deliver a tuned solution: a soft initial rate absorbs bumps and...

Stock fork springs compromise between comfort and performance—leaving you with either a wallowing front end or a punishing ride. Progressive Suspension's V-Rod fork springs solve this problem with a rising-rate design that delivers a plush initial feel...

Stock fork springs compromise between comfort and performance—they're tuned for average riders on average roads. If you're braking hard, hitting elevation changes, or demand both plush low-speed compliance and rock-solid bottoming resistance, Progressive...

Stock fork springs compromise between comfort and control—they're soft enough to feel plush initially, but they bottom out under hard braking or rough terrain. Progressive Suspension fork springs solve this problem with a rising-rate design that stays...

If you're experiencing excessive front-end dive under braking or bottoming out over larger impacts, your fork springs are likely past their prime. Progressive Suspension's M8 Inverted fork springs deliver a dual-rate response that keeps your suspension...

High-quality, high-performance replacement fork springs, A Progressive Suspension rate spring has the advantage of a rising rate resistance to compression, The benefit is the spring can be soft enough at the start of the travel to offer a "plush" ride,...

Precision fork spring tuning is non-negotiable when you're chasing lap times or dialing in suspension geometry for serious track work. The RACE TECH 1.10 kg/mm fork springs deliver repeatable, consistent performance with rate accuracy within...

Precision fork tuning demands springs that deliver consistent, predictable performance lap after lap. The RACE TECH 1.40 kg/mm fork springs are engineered to tight tolerances with shot-peened, heat-treated chrome silicon steel—giving you the...

Fork springs wear out faster than most riders expect, and worn suspension directly compromises handling, comfort, and safety. The EASTERN MOTORCYCLE PARTS K-2-822 replacement fork springs restore your 41mm forks to factory specifications without the...

If your 35mm Showa fork is showing signs of wear—sluggish compression, inconsistent damping, or a harsh ride—worn fork springs are often the culprit. These EASTERN MOTORCYCLE PARTS replacement springs restore your suspension to OEM performance...

Precision fork tuning demands springs calibrated to exact specifications, and the RACE TECH 1.50 kg/mm delivers repeatability within 2%—critical for dialing in suspension feel across multiple setups and track conditions. Whether you're fine-tuning a dirt...

Fork springs are critical to your motorcycle's suspension performance, directly affecting handling, ride quality, and safety. Worn or damaged springs compromise your ability to maintain control and confidence through corners and rough terrain. The...

Stock fork springs compromise between comfort and control—leaving you with either a mushy ride or harsh feedback on every bump. Progressive Suspension fork springs solve this with a rising-rate design that delivers plush initial compliance while...

Stock fork springs compress under load, killing handling precision and comfort on aggressive rides. The Progressive Suspension Heavy-Duty Fork Spring Kit replaces that mushy feel with a firm, responsive setup that keeps your front end planted during hard...