Details
- Height [mm]
- 20,7 mm
- Material
- 30
- Inner Diameter [mm]
- 11 mm
- Outer Diameter [mm]
- 26,6 mm
Compare 1 brand — check fitment and order online
OE part number 12668832 is a Valve stem seal ring compatible with BUICK, CADILLAC and other makes. Available from 1 brands, priced from £4.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Original installation position for OE 12668832. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 12668832 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| CADILLAC | CT6, XT5, CT5 |
| CHEVROLET | BLAZER (1N), COLORADO Crew Cab Pickup, COLORADO Extended Cab Pickup |
| GMC | ACADIA (TN1), CANYON Crew Cab Pickup, CANYON Extended Cab Pickup |
| BUICK | LA CROSSE Saloon (Z 79) |
Products matched to OE number 12668832.
| Attribute | Value |
|---|---|
| Inner Diameter [mm] | 5 |
| Outer Diameter 1 [mm] | 12 |
| Valve Stem Diameter [mm] | 5 |
| Inner Diameter 1 [mm] | 5,5 |
| Inner Diameter [mm] | 10 |
| Valve Stem Diameter [mm] | 5,5 |
| Inner Diameter 1 [mm] | 7 |
| Colour | red |
| Diameter 1 [mm] | 6 |
| Fitting Position | frontal sided |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 12668832 is a manufacturer's reference code for Valve stem seal ring used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 1 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 12668832.