Details
- Weight [kg]
- 0,2 kg
- Height 1 [mm]
- 23,0 mm
- Height 2 [mm]
- 25,0 mm
- Belt Pulley Ø [mm]
- 52,5 mm
Compare 16 brands — check fitment and order online
OE part number 90412731 is a Timing belt deflection pulley/guide pulley compatible with AUDI, BMW and other makes. Available from 16 brands, priced from £6.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Timing belt deflection pulley/guide pulley OE 90412731 prices range from £6.99 to £23.99, with 16 brands offering compatible parts.
Original installation position for OE 90412731. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 90412731 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| OPEL | ASTRA G Estate (T98), ASTRA G Saloon (T98), ASTRA G Hatchback (T98), CORSA B (S93) +3 |
| VAUXHALL | ASTRA Mk IV (G) Estate (T98), ASTRA Mk IV (G) Hatchback (T98), ASTRA Mk IV (G) Saloon (T98) |
Choose a brand to see their compatible parts for OE 90412731.
Products matched to OE number 90412731.
| Attribute | Value |
|---|---|
| Width 1 [mm] | 10 |
| Belts | with rounded tooth profile |
| Pulleys contained | 1 |
| Width 1 [mm] | 19 |
| Width 2 [mm] | 22 |
| Number of Parts [parts] | 3 |
| Number of Teeth | 148 |
| Number of Teeth 1 | 163 |
| Supplementary Article/Supplementary Info | 98 |
| Number of Teeth 1 | 130 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 90412731 is a manufacturer's reference code for Timing belt deflection pulley/guide pulley used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 16 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 90412731.