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Bosch Frame Bushing Set - Smart System - Narrow (BDU31YY, BDU34YY, BDU38YY)
Product available in 10 working days.
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Who it is for and how to use it
Ideal for
Those updating a Bosch Drive Unit with a narrow mount
Designed for those installing BDU31YY, BDU34YY and BDU38YY Drive Units with a narrow mount and looking for dedicated frame bushings.
Those replacing the previous frame sleeves
Suitable for those moving from frame sleeves to frame bushings in the new Bosch fastening system.
Those looking for a retro-compatible spare part
Suitable for those with Drive Units already installed with frame sleeves and who need a retro-compatible component.
Use cases
Ideal
Installation of a Drive Unit with a narrow mount
Used for fitting BDU31YY, BDU34YY and BDU38YY Drive Units with a narrow mount.
Drive Unit Bosch · Attacco stretto · Boccole telaio
Very suitable
Replacement of frame sleeves
Suitable when the previous frame sleeves are replaced by frame bushings in the new fastening system.
Manicotti da telaio · Sostituzione · Sistema di fissaggio
Suitable
Upgrading an already installed Drive Unit
The frame bushings and matching screws are retro-compatible with Drive Units installed with frame sleeves.
Retrocompatibilità · Drive Unit Bosch · Viti specifiche
Who it is for
E-bike mechanic or assembler
- Looks for
- Frame bushings for Bosch Drive Units with a narrow mount and precise compatibility with BDU31YY, BDU34YY and BDU38YY.
- Why
- The kit is designed for the new fastening system and requires the EB1190002F screw set.
User replacing an existing Bosch fastening
- Looks for
- A retro-compatible spare part to move from frame sleeves to frame bushings.
- Why
- The frame bushings are retro-compatible with Drive Units that were still installed with frame sleeves.
Frequently asked questions
Which Drive Units is this kit compatible with?
It is compatible with BDU31YY, BDU34YY and BDU38YY Drive Units with a narrow mount.
What is this Bosch kit for?
It is used for installing BDU31YY, BDU34YY and BDU38YY Drive Units with a narrow mount.
Are the frame bushings retro-compatible?
Yes, they are retro-compatible with Drive Units installed with frame sleeves.
Which screw set is required for fitting?
Fitting requires the relevant EB1190002F screw set for frame bushings, narrow variant.
Does the new fastening system apply to all variants?
No, the new fastening system is not compatible with the wide variant of Performance Line SX.
Information prepared by the BSA team with the support of AI, based on the manufacturer's specifications.
