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ROCKSHOX

ROCKSHOX SID/REBA Solo Air 27.5"/29" Crown/Steerer/Upper Tube Assembly, Diffusion Black #11.4018.008.478

Manufacturer’s ref.: 11.4018.008.478
The ROCKSHOX SID / Reba Solo Air 29" / 27.5"+ Boost crown/steerer/upper tube assembly (CSU) is a genuine spare part comprising the fork crown,... Read more

Recommended price* : 370,00 €

Regular price 299,90 €
Regular price Sale price 299,90 €
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Highlights

  • Genuine RockShox crown, steerer and upper tube assembly.
  • Compatible with SID RLC A1 / SID XX / SID RL B1 (2017+), Reba A7-A9 (2018–2025).
  • 29" / 27.5"+ Boost wheels, 51 mm offset.
  • Tapered aluminium steerer.
  • Compatible with the Solo Air air spring.
  • Diffusion Black finish.

Description

The ROCKSHOX SID / Reba Solo Air 29" / 27.5"+ Boost crown/steerer/upper tube assembly (CSU) is a genuine spare part comprising the fork crown, steerer and upper tubes. It can be used to repair a RockShox SID fork with a damaged steerer or upper tubes, or to change the offset, in a workshop or by an experienced mechanic.

According to the RockShox spare parts catalogue, this version is designed for 29" / 27.5"+ Boost wheels, with a 51 mm offset and a tapered aluminium steerer. It is paired with the Solo Air air spring and has a Diffusion Black finish.

It is listed for SID RLC A1 / SID XX / SID RL B1 (2017+), Reba A7-A9 (2018–2025) forks. Check the fork’s model code to confirm its model, generation and model year before ordering.

Technical information

USE
Type: fork crown, steerer and stanchion assembly (CSU);
Discipline: mountain biking;

COMPATIBILITY
Forks: SID RLC A1 / SID XX / SID RL B1 (2017+), Reba A7-A9 (2018-2025);
Spring: Solo Air;

DIMENSIONS
Wheel size: 29" / 27.5"+ Boost;
Offset: 51 mm;
Steerer: tapered aluminium;

FINISH
Colour: Diffusion black;

REFERENCES
Weight (manufacturer): not specified;
Part number: 11.4018.008.478.

Pricing information

*Supplier recommended retail price in October 2026