Product Description
The RockShox ZEB Ultimate pairs a stiff 38mm chassis with the latest Charger 3.1 RC2 damper, DebonAir+ air spring, and ButterCups vibration isolation for high-performance enduro and aggressive trail riding.

The Charger 3.1 RC2 damper provides independent low-speed and high-speed compression adjustment along with external beginning-stroke rebound adjustment. This 29-inch configuration features 170mm travel, a 44mm offset, and 15x110mm Boost axle spacing.

Key Features

• Charger 3.1 RC2 damper with ButterCups
• DebonAir+ air spring with ButterCups
• Independent low-speed and high-speed compression adjustment
• External beginning-stroke rebound adjustment
• Stiff 38mm aluminum upper tubes
• 15x110mm Boost, Torque Cap compatible
• Maxle Stealth thru axle included
• E-bike approved
• Gloss Black with Fast Black upper tubes

Specifications

• Brand: RockShox
• Model: ZEB Ultimate
• Model Code: FS-ZEB-ULT-A3
• MPN: 00.4021.062.031
• Example Serial Number: 27T41018514
• Wheel Size: 29"
• Travel: 170mm
• Offset: 44mm
• Damper: Charger 3.1 RC2 with ButterCups
• Damper Adjustment: Crown
• Damping Adjustments: Beginning-stroke rebound, low-speed compression, high-speed compression
• Spring: DebonAir+ with ButterCups
• Volume Reducer: 1/4 Tokens
• Maximum Air Pressure: 148 PSI
• Steerer: 1.5" Tapered, full-length and uncut
• Axle: 15x110mm Boost, Torque Cap compatible
• Axle Included: Maxle Stealth
• Axle-to-Crown: 586mm
• Brake Type: Disc
• Minimum Rotor Size: 200mm
• Maximum Rotor Size: 220mm
• Crown Material: Forged hollow aluminum
• Lower Material: Magnesium
• Upper Tubes: 38mm aluminum
• Upper Tube Finish: Fast Black
• Maximum Tire Diameter: 770mm
• Maximum Tire Width: 81mm
• Fender Compatibility: Bolt-On Short, RockShox AC-FEN-ZEB-A1
• Crown OD: 59mm
• Maximum Recommended System Weight: 375lb / 170kg
• ASTM F2043 / EN 17406 Classification: Class 5
• E-Bike Approved: Yes
• Color: Gloss Black

Compatibility
For compatible mountain bikes designed around a 29-inch, 170mm travel fork with a tapered steerer, 15x110mm Boost front hub, and 586mm axle-to-crown dimension.

Frame geometry, maximum fork travel, headset standard, brake rotor requirements, and tire clearance should be confirmed before installation.

Included

• RockShox ZEB Ultimate fork
• Maxle Stealth thru axle
• Includes only what is pictured and described

Not Included

• Star nut
• Crown race

Warranty and Notes

• Genuine RockShox product
• 27T41018514 is an example serial number for model reference only. Actual serial number may differ.
• Professional installation and suspension setup are recommended

Condition

• New
• Non-retail packaged