The Ohlins BM543 STX 46 Adventure rear shock is built to improve control and composure on a BMW R 1200 GS across sealed roads and demanding off-road surfaces. It is designed for riders who want a more consistent feel through long-distance touring, corrugations and rough climbs. As a dedicated rear mono shock, it targets stability, comfort and predictable grip when conditions and loads change.

Ohlins | Made to race, perfected to ride

Ohlins suspension is developed with a focus on damping control and repeatable behaviour in real riding conditions. This unit is part of the STX Adventure family, aimed at the needs of big-bore adventure bikes that see mixed terrain and varying payloads.

Who this shock is for

  • Adventure and touring riders seeking better stability over rough surfaces and long days in the saddle
  • Owners who regularly ride with luggage and/or a pillion and want more controlled chassis behaviour
  • Riders who value the ability to tune feel for changing terrain rather than a one-size setup

Shock design & features

This is an oil/gas separated rear shock design for more consistent damping under hard use compared with an emulsion layout. The STX architecture is intended to maintain damping control when heat and repeated impacts build during extended off-road riding. It is designed as a direct-fit rear replacement for the BMW R 1200 GS.

Tuning controls

The BM543 provides external adjustment for rebound damping and compression damping, along with hydraulic spring preload adjustment to suit load changes. These controls are intended to make it practical to tune ride feel for conditions such as corrugations, rocky sections, and highway touring with extra weight.

Before you install

  • Confirm application suitability for your exact BMW R 1200 GS model and year before fitment
  • Set preload for your typical riding load (solo, luggage, pillion) before fine-tuning damping
  • Have installation carried out by a qualified technician and check fasteners and clearances after initial rides

Serviceability/lifecycle

Like all performance shocks, this unit is designed to be serviced to maintain consistent damping and seal life over time. Regular servicing based on use conditions (dust, water crossings, heavy off-road work) will help keep performance predictable and extend component life.

Öhlins Motorcycle Suspension Warranty

New Öhlins motorcycle shock absorbers, front forks and cartridge kits supplied by Teknik Motorsport are covered by the applicable Öhlins manufacturer’s warranty against defects in materials and workmanship.

Teknik Motorsport is an authorised Öhlins Service Centre and administers warranty claims in accordance with the Öhlins warranty conditions. The service intervals below form part of the maintenance requirements for Öhlins products supplied and supported by Teknik Motorsport.

This warranty is in addition to the consumer guarantees that apply under the Australian Consumer Law.

  • Registered motorcycles — non-competition road use Five years, subject to correct application, installation, setup and servicing every: 20,000 km or two years, whichever occurs first.
  • Registered motorcycles — adventure and light off-road use Five years, subject to correct application, spring rate, setup and servicing every: 10,000 km or annually, whichever occurs first.
  • Unregistered or competition motorcycles Two years for eligible Öhlins MX and Enduro products, subject to inspection every ten hours and servicing every: 30 operating hours or annually, whichever occurs first.

Compliance with the applicable service interval is a condition of the Öhlins manufacturer’s warranty. Evidence of servicing may be required when a warranty claim is assessed.

A seal leak, loss of damping performance or internal wear arising after the prescribed service interval has been exceeded will be treated as a service or maintenance issue rather than a manufacturing defect.

Warranty repairs

Öhlins suspension products are designed to be serviced and repaired. Where a warranty claim is approved, the normal remedy is repair of the customer’s original suspension unit using genuine Öhlins replacement parts.

Replacement of a complete shock absorber, fork or cartridge kit is not automatic and would normally occur only where the product has suffered a manufacturing failure that cannot reasonably be repaired. This is at Ohlins discretion. 

Öhlins spare parts and service kits

Öhlins spare parts, seals, bushes, service kits, springs, fluids and individual components are covered only against defects present when supplied.

No fixed age-based warranty applies to wear items, service parts or consumable components. Wear, deterioration, contamination, incorrect installation and damage caused by another component are not manufacturing defects.

Öhlins gives the customer a meaningful five-year warranty on products (Units), provided the suspension is maintained as suspension should be maintained. Teknik supports that warranty locally, can inspect the product properly, and can repair it with genuine parts rather than discarding it.

SKU BM543
Model # S46PR1C1LQ1S
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) 403.0 +12/-0
Spring Rate Standard 140.0 N/mm
Type Code S46PR1C1LQ1S
Stroke Metal to Metal (mm) 78.0
Product Family STX 46 Adventure
Notes Replaced by BM 676
Fitted Spring 00698-54

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