
RockShox Fork CSU - Linear XL Zeb Select/Select+ B1+ (2027+): DIFFUSION BLACK 44
Replacement crown steerer unit designed for ZEB forks, built around the Linear XL platform to maintain consistent suspension performance and front-end stiffness. Finished in Diffusion Black, this CSU restores structural integrity and precise handling for demanding trail and gravity riding.
Features
• Replacement CSU for RockShox ZEB forks
• Linear XL compatible upper assembly
• Maintains chassis stiffness and steering precision
• Diffusion Black finish for durability
• Designed for Select and Select+ fork variants
Specifications
Wheel compatibility: 27.5", 29"
Offset: 44 mm
Steerer: 1.8" tapered
Compatibility: ZEB Select B1+, ZEB Select+ B1+ (2027+)
Compatible models: FS-ZEB-SEL-B1, FS-ZEB-UFA-B1, FS-ZEB-ULT-B1
RockShox Fork CSU - Linear XL Zeb Select/Select+ B1+ (2027+): DIFFUSION BLACK 44
Replacement crown steerer unit designed for ZEB forks, built around the Linear XL platform to maintain consistent suspension performance and front-end stiffness. Finished in Diffusion Black, this CSU restores structural integrity and precise handling for demanding trail and gravity riding.
Features
• Replacement CSU for RockShox ZEB forks
• Linear XL compatible upper assembly
• Maintains chassis stiffness and steering precision
• Diffusion Black finish for durability
• Designed for Select and Select+ fork variants
Specifications
Wheel compatibility: 27.5", 29"
Offset: 44 mm
Steerer: 1.8" tapered
Compatibility: ZEB Select B1+, ZEB Select+ B1+ (2027+)
Compatible models: FS-ZEB-SEL-B1, FS-ZEB-UFA-B1, FS-ZEB-ULT-B1
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Replacement crown steerer unit designed for ZEB forks, built around the Linear XL platform to maintain consistent suspension performance and front-end stiffness. Finished in Diffusion Black, this CSU restores structural integrity and precise handling for demanding trail and gravity riding.
Features
• Replacement CSU for RockShox ZEB forks
• Linear XL compatible upper assembly
• Maintains chassis stiffness and steering precision
• Diffusion Black finish for durability
• Designed for Select and Select+ fork variants
Specifications
Wheel compatibility: 27.5", 29"
Offset: 44 mm
Steerer: 1.8" tapered
Compatibility: ZEB Select B1+, ZEB Select+ B1+ (2027+)
Compatible models: FS-ZEB-SEL-B1, FS-ZEB-UFA-B1, FS-ZEB-ULT-B1












