The Ohlins HD645 STX 36 twin shock rear suspension is designed for riders seeking maximum performance and control on Harley-Davidson Sportster XL motorcycles. Developed from race-winning technology, this unit offers precise damping control that improves traction and stability, especially under hard braking and aggressive cornering. Its gas-pressurised damping system prevents fade, ensuring consistent performance throughout extended rides or track sessions. Independent compression and rebound circuits allow for fine-tuning to suit different riding styles and conditions, delivering razor-sharp feedback and enhanced chassis control. The HD645 is built to maintain consistent lap times by providing reliable and repeatable suspension behaviour.

Key Features

  • Gas-pressurised damping for fade-free performance
  • Independent compression and rebound circuits
  • Race-proven valving for improved corner exit traction
  • High-speed response for precise chassis control
SKU HD645
Model # S36E
Barcode # HD645
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 Twin
Shock Length Eye to Eye (mm) 296.0
Spring Rate Standard 16.0 - 26.0 N/mm Progressive
Type Code S36E
Stroke Metal to Metal (mm) 71.0
Product Family STX 36 Twin
Fitted Spring: 00380-04
Spring Colour Yellow

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