Facts and Product Features of Wunderlich Suspension powered by TracTive S1 HPA Shock Absorbers

The S1 HPA shock absorber is the first upgrade for riders looking to optimize their stock suspension or replace their aging stock suspension with a higher-quality option. Each high-quality all-round shock absorber features a damping setup specially developed for the respective vehicle model and application and is primarily aimed at touring riders who typically ride with the same damping settings. With hydraulic spring preload HPA.

We select the spring rate of the shock individually based on your personal ride profile specifications.

• Damping Characteristics
• Our shock absorbers are specifically developed for each vehicle and application, offering performance and impressive reserves
• The well-balanced, sensitive damping behavior of our suspension components ensures neutral and predictable handling, fostering confidence in your own motorcycle and enhancing personal riding pleasure
• The shock absorbers excel with transparent feedback, optimizing tire-road grip, wheel control, and stability while reducing tire wear
• The rebound and compression damping adjustment allows for individual fine-tuning of damping with the suspension tool
• With a range of 18 clicks, an individually balanced damping setup can be adjusted, with each click producing a noticeable change in damping
• To achieve optimal responsiveness,
• nitrogen and damping oil are separated by the piston inside the shock absorber housing
• we use pistons with a large diameter (46 mm) to minimize oil flow resistance
• as well as low-friction seals
• The generous oil quantity ensures
• optimal oil operating temperature
• stable damper performance
• extended damper and oil lifespan

• Spring Characteristics and Preload
• Hydraulic spring preload: The shock absorber is equipped with an encapsulated, robustly designed hydraulically operated spring preload adjustment. The preload can be adjusted comfortably with an easily accessible handwheel.
• The generous adjustment range can compensate for a wide range of load conditions

• Tuning
• Special Wunderlich Suspension tuning for touring riders with high demands on their suspension

• Customization
• We select the spring rate of the shock individually based on your personal ride profile specifications: After choosing your shock absorber, simply specify your personal specifications during the ordering process. These serve as the basis for selecting the appropriate spring for you

• Maintenance
• Each shock absorber can be professionally serviced at the Wunderlich Suspension Center
• The suspension tool is included in the delivery

Technical Specifications

• Material
• The shock absorber housings are precisely manufactured from high-quality aluminium
• Special Features
• Closed system
• Build Quality
• We exclusively use highly durable components such as micro-machined, inductively hardened, heat-treated 42CrMo piston rods, high-quality bearings, stainless steel bushes, and low-friction seals
• Dimensions
• Piston diameter 46 mm
• Piston rod diameter 16 mm
• Spring Preload Adjustment
• Hydraulic with handwheel (HPA)
• Installation Location
• Rear swingarm

Your Wunderlich Advantages

• Wunderlich product. Small series. Handcrafted
• Wunderlich design. Functional and integrated
• Tested by Wunderlich
• Made in Europe

Without ABE, comes with German firmness certificate for individuel approval by TÜV, Dekra or similar.