The Tractive X-TREME fork cartridge kit for the BMW F 850 GS Adventure is a replacement internal cartridge system designed to bring more consistent damping and clearer adjustment to the front end. It uses a closed, pressurised cartridge architecture to better manage oil control under changing conditions. This kit is intended for standard ride height.

Design & features

This kit replaces the original fork internals with a closed cartridge assembly. A closed, pressurised design helps maintain damping consistency and reduces the likelihood of aeration during sustained use, which is especially relevant for mixed-surface adventure riding.

Tuning Controls

This cartridge kit includes external rebound adjustment and mechanical preload adjustment, allowing you to set sag for load and preference while tuning rebound behaviour to suit conditions.

Who is this for?

  • Riders using the F 850 GS Adventure across sealed roads, gravel, and light off-road tracks who want more control and tuning range.
  • Touring and commuting riders who regularly change load (luggage/passenger) and want to re-balance the bike via preload adjustment.

Before You Install

  • Plan to set sag after installation so preload is matched to your typical riding load.
  • Have installation performed by a qualified technician with the correct tools and procedures for your fork.

Serviceability/Lifecycle

The cartridge kit is fully serviceable. Periodic maintenance helps keep damping performance consistent over time, particularly for riders covering long distances or regularly riding in dirty or wet conditions.

Teknik Motorsport Pty Ltd Warranty terms for TracTive products.

This TracTive product has been assembled with the utmost care and tested according to ISO9001:2015 Quality system. In the unlikely event that the product does not fulfill your expectations because of faulty materials or manufacturing errors, please contact us through your dealer.

Teknik Motorsport Pty Ltd warrants that if, within 24 months of the date of sale the product is found to be defective as a result of manufacturing errors or faulty components, the product will be repaired free of charge by us, or by a TracTive approved repairer at our discretion.

Warranty covers the direct service material cost, service labour cost ($80/hr AUD) and shipping costs of the service partner. Other costs will be regarded on a case by case basis by Teknik Motorsport and TracTive.

 When a claim is made under the warranty, the following conditions have to be met:

  • You must have read the instructions carefully before mounting the product in the vehicle or adjusting the product.
  • The product has to be installed and adjusted as described in the instructions
  • The product must have been maintained and serviced in accordance with the recommendations in the manual. If not described in the manual, the recommended service intervals for regular street use: every 30.000 km or max 2 years, whichever is earlier.
  • Warranty shall apply only when TracTive original parts, procedures and tools have been used to service and/or repair, and if service and repair is performed by designated TracTive partners.
  • The product may not have been neglected, improperly used, altered or subjected to excessive loads. Excluded from warranty are normal wear, damage and rust.
  • A sales receipt or other proof of purchase originally eminating from Teknik Motorsport Pty Ltd. No warranty will be given on TracTive or Touratech products not purchased from or through Teknik Motorsport pty ltd.
  • Excluded from warranty are in particular products which are used in vehicles that are intended or suitable for taking part in sporting events, or have actually been used this way.
  • Recommended service interval for Motorsport applications: every season, or every 50 hours, every 10.000km or after any perceived loss in performance.
SKU 35BM19-R5303-TR
Model # 35BM19-R5303-TR
Barcode # 35BM19R5303TR
Brand TracTive Suspension
Shipping Weight 5.0000kg
Shipping Size 0.200 x 0.200 x 0.900m
Unit Of Measure Set
Type X-TREME
See our Shipping Information See our Frequently Asked Questions
Position (Front or Rear) Front
Damping Adjustment Type Rebound
Seat Height Change (mm) Standard Height
Shock Length Eye to Eye (mm) 880.0
Spring Rate Standard 6.4 N/mm
Type Code X-TREME
Stroke Metal to Metal (mm) 220.0
Notes Hydraulic end-stop
Fitted Spring 6.4-390

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