Sram Bottom Bracket Dub Pressfit Mtb 89.5/92 Mtb Wide
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SRAM DUB PressFit MTB Bottom Bracket 89.5/92
What Is It?
The SRAM DUB PressFit MTB Bottom Bracket is a press-fit bottom bracket designed for SRAM DUB cranksets and MTB frames using compatible 89.5mm or 92mm PressFit bottom-bracket shells.
It uses SRAM's DUB system, which employs an oversized spindle designed to provide broad crankset compatibility while improving durability and protection from the elements. The bearing cups press directly into the frame rather than threading into it.
Key Features
- SRAM DUB PressFit bottom bracket
- Compatible with 89.5mm and 92mm MTB PressFit shells
- DUB spindle interface
- Press-fit installation
- Sealed cartridge bearings
- Steel bearing cups
- Designed for SRAM DUB MTB cranksets
- Available with standard or ceramic bearings
- Designed for improved durability and protection from the elements
Specifications
| Specification | Details |
|---|---|
| Product | SRAM DUB PressFit MTB Bottom Bracket |
| Model | BB-DUB-PF-A1 |
| Bottom Bracket Type | PressFit |
| MTB Shell Width | 89.5mm / 92mm |
| Spindle Interface | DUB |
| Bearing Type | Standard / Ceramic |
| Cup Material | Steel |
| Weight | Approx. 72g |
| Crankset Compatibility | DUB MTB / MTB Wide |
| Installation | PressFit |
SRAM officially lists PF 89.5 and PF 92 among the compatible shell types, with the standard MTB configuration using a different outer-right spacer depending on shell width: 4.5mm for PF89.5 and 2mm for PF92.
Benefits
- Smooth drivetrain operation: Sealed bearings support smooth crank rotation.
- DUB compatibility: Designed specifically around SRAM's DUB spindle system.
- PressFit installation: Bearing cups press directly into the frame for a clean installation.
- Low weight: SRAM lists a weight of approximately 72g based on BB92.
- Durability: Designed to provide long-lasting performance and improved protection against contamination.
- Broad compatibility: Works across a range of SRAM DUB MTB cranksets.
Best Suited For
Ideal for MTB riders, XC riders, trail cyclists, and enduro riders using SRAM DUB cranksets with a PF89.5 or PF92 PressFit frame shell.
