Details
- Core Length [mm]
- 210 mm
- Core Width [mm]
- 189 mm
- Core Depth [mm]
- 26 mm
Compare 12 brands — check fitment and order online
OE part number 1618312 is a Interior heating heat exchanger compatible with CHEVROLET, HOLDEN and other makes. Available from 12 brands, priced from £24.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Interior heating heat exchanger OE 1618312 prices range from £24.99 to £63.99, with 12 brands offering compatible parts.
Original installation position for OE 1618312. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 1618312 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| OPEL | ASTRA G Hatchback (T98), ASTRA G Estate (T98), ASTRA H (A04), ASTRA G Saloon (T98) +3 |
| VAUXHALL | ASTRA Mk IV (G) Hatchback (T98), ASTRA Mk IV (G) Estate (T98), ASTRA Mk IV (G) Saloon (T98) |
Choose a brand to see their compatible parts for OE 1618312.
Products matched to OE number 1618312.
| Attribute | Value |
|---|---|
| Core Width [mm] | 157 |
| Core Width [mm] | 208 |
| Core Length [mm] | 248 |
| Fitting Position | Front |
| Supplementary Article/Supplementary Info | 14 |
| Core Length [mm] | 280 |
| Core Width [mm] | 130 |
| Connection Diameter 1 [mm] | 22,5 |
| Core Depth [mm] | 19 |
| Core Length [mm] | 201 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 1618312 is a manufacturer's reference code for Interior heating heat exchanger used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 12 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 1618312.