The Tractive eX-CHANGE PRO is a closed, pressurised rear shock absorber for the BMW F 850 GS, designed as a complete replacement unit. Its architecture uses oil and gas separation to maintain consistent damping and reduce aeration under demanding use. This version includes an external reservoir in a fixed (non-hose) configuration.

Design & features

  • Closed, pressurised shock design
  • Oil/gas separation via internal separation piston
  • External reservoir (fixed-mounted style)
  • Spring included

Tuning Controls

This shock includes electronic adjustment capability. No additional manual adjustment functions are specified in the provided data.

Who is this for?

Riders looking for an electronically adjustable rear shock solution for the BMW F 850 GS, with a pressurised design aimed at maintaining damping consistency over varying conditions.

Before You Install

  • Confirm model fitment for your BMW F 850 GS before installation.
  • As this is an electronically adjustable unit, ensure your motorcycle’s electronics and any required connectors or modules are compatible.
  • Installation should be completed by a qualified technician and followed by a functional check of the electronic adjustment.

Serviceability/Lifecycle

As a pressurised, oil/gas-separated shock with a reservoir, servicing should be performed by a suspension specialist familiar with this architecture and electronic adjustment systems.

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 46BM18-P4197-TR
Model # 46BM18-P4197-TR
Barcode # 46BM18P4197TR
Brand TracTive Suspension
Shipping Weight 5.0000kg
Shipping Size 0.200 x 0.200 x 0.400m
Unit Of Measure ea
Type eX-CHANGE PRO
See our Shipping Information See our Frequently Asked Questions
Position (Front or Rear) Rear
Damping Adjustment Type Electronic & Compression High + Low Speed
Shock Options - Hydraulic Preload Adjuster Electro-hydraulic OEM to be re-used
Seat Height Change (mm) Lowered -25
Shock Length Eye to Eye (mm) 387.0
Spring Rate Standard 140 N/mm
Type Code eX-CHANGE PRO
Stroke Metal to Metal (mm) 74
Fitted Spring 140-180

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