The Ohlins BM636 STX 46 Adventure rear shock is built for the BMW G 650 X Challenge, targeting consistent damping control across mixed on-road and off-road use. It is designed to maintain composure over changing surfaces and under varying loads, while keeping suspension behaviour predictable. The STX architecture is intended to deliver stable performance over long days in demanding conditions.

Ohlins | Made to race, perfected to ride

Ohlins suspension is developed with a focus on controlled damping, durability, and repeatable adjustment. This unit is part of the STX 46 Adventure family, aimed at riders who want dependable performance for travel and rougher terrain.

Who this shock is for

  • BMW G 650 X Challenge riders wanting improved control and comfort over variable surfaces
  • Adventure and touring use where load-carrying stability matters
  • Riders who prefer external adjustments for quick, practical tuning

Shock design & features

This is an Ohlins STX 46 Adventure rear mono shock. It uses a separated oil/gas design to help maintain damping consistency during extended riding and heat build-up, supporting steadier behaviour over corrugations and rough tracks.

Tuning controls

Adjustability includes rebound damping and compression damping, allowing you to balance comfort, chassis control, and traction to suit terrain and load.

Before you install

  • Confirm fitment for BMW G 650 X Challenge and check clearances at full travel
  • Set sag and baseline damping after installation to match rider weight and typical luggage
  • Inspect linkage and mounting hardware condition before fitting the new shock

Serviceability/lifecycle

This Ohlins rear shock is designed to be serviced to keep performance consistent over time. Regular inspection and periodic servicing help maintain damping control and seal condition, especially with frequent off-road use.

SKU BM636
Model # S46HR1C1
Barcode # BM636
Brand Ohlins
Shipping Weight 5.0000kg
Shipping Size 0.300 x 0.300 x 0.500m
Type Units
See our Shipping Information See our Frequently Asked Questions
Position (Front or Rear) Rear Mono
Shock Length Eye to Eye (mm) 360.0
Spring Rate Standard 110.0 N/mm
Type Code S46HR1C1
Stroke Metal to Metal (mm) 89.0
Product Family STX 46 Adventure
Fitted Spring: 00698-39
Spring Colour Yellow

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