Street Rod Style "430 Series
The Progressive 430 series is equipped with progressive springs and oil dampers with high-pressure gas mono-tubes, as well as "deflective discs" for a more comfortable ride.Threaded preload adjuster for easy, tool-less adjustment.Available in 11 inches, 11.5" and 12".The sleek lines of the machined aluminum polished chrome body give it a street rod style.
Deflective disc
Progressive's Suspension 430 series uses a "deflective disc" that precisely controls the up/down movement of the disc to provide a stable ride.
[PROGRESSIVE SPRINGS springing up]
Progressive (unequal pitch) ", which is the basis of the present suspension, is an excellent structure that eases the initial load at the narrow coil width and absorbs a large load at the wide coil width.This allows for a smooth and soft ride with a supple initial penetration and increased resilience as force is applied.
[DAMPERS dampers]
The main damping piston reduces the initial operating resistance and the high-pressure gas monotube absorbs the shock with its excellent resilience.By using Progressive Spring, the ride comfort and shock absorption rate will be further improved.
[Shock Preload Adjusters Preload Adjusters]
All Progressive Suspension shocks are equipped with adjustable preload.Its adjustability allows the rider to make subtle adjustments for individual comfort.In addition, the operation method is designed so that even a beginner can easily operate it, and can be adjusted very easily.
[Rider Sag Adjustment]
Progressive suspension maximizes the performance of the suspension by strictly adjusting the settings for the rider on and off the bike.