TTX25 Mkll

PROFESSIONAL MOTORSPORT TTX25 MKII FSAE FORMULA STUDENT

Öhlins understands the importance of building strong relationships—from up-and-coming racers to seasoned veterans. That’s why we offer the TTX25 MkII FSAE: a product specifically designed to meet the demands of Formula SAE and Formula Student collegiate design teams.

The TTX25 MkII FSAE features advanced twin-tube technology in a compact package. This fully serviceable, four-way externally adjustable damper is user-friendly, with rebuild and revalve kits available to simplify maintenance. We also offer springs, spare parts, specialty tools, dyno plots, CAD models, and other technical resources to support your development process.

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SPECIFICATIONS:

•   Overall length = 200mm (center to center of spherical bearings, fully extended)
•   Stroke = 57mm
•   Weight = 394g without spring
•   Spherical Bearing dimensions:
•   ID = 8 mm
•   Ball Width = 8 mm
•   OD = 15 mm

COMPATIBLE SPRINGS:

Please refer to the 'Spring Details' document in the Technical Information section of this page for general dimensions of compatible springs that fit within the constraints of the damper.

Hyperco-branded springs for the TTX25 are readily available through several of our dealers, including Essex Racing and KAZ Technologies.

If a yellow Öhlins spring is preferred, our 18075-series mountain bike springs are a great option. However, they are only available in a limited range of spring rates. These springs can be purchased directly from our website or by contacting your local Öhlins dealer.

REBUILD KIT:

The kit includes all wear parts for one complete car set, along with 1 liter of Öhlins damper fluid.

REVALVE KIT:

1/2 Car Kit Includes:
•   4 - End Adjusters (small bleed hole diameter)
•   4 - Adjustment Needles (small bleed hole diameter)
•   12 - High Speed Valve Springs (4 -10 N/mm rate, 4 - 20 N/mm rate, 4 - 30 N/mm rate)

TECHNICAL INFORMATION:

SERVICE TOOLS:

Spring Preload Adjustment Tool
Spherical Bearing Tool Assembly
Valve Seat Driver
IFP Setting Tool
Shaft Vice
Seal Head Install Sleeve
Fill Needle Assembly
Pin Spanner (Seal Head)
Reservoir end cap disassembly tool