OEM numbers
GMC 12676857 · CHEVROLET 12676857 · GENERAL MOTORS 12676857 · PONTIAC 12676857 · BUICK 12676857 · CADILLAC 12676857 · OLDSMOBILE 12676857 · SATURN 12676857 · HUMMER 12676857
Alternatives and compatible parts
AJUSA 10267400 · MEC-DIESEL 876288 · WILMINK GROUP WG2136094 · WILMINK GROUP WG2364190 · MEC-DIESEL 876288 · GMC 12676857 · CHEVROLET 12676857 · GENERAL MOTORS 12676857 · PONTIAC 12676857 · BUICK 12676857 · CADILLAC 12676857 · OLDSMOBILE 12676857 · SATURN 12676857 · HUMMER 12676857
Compatible vehicles
CHEVROLET: SILVERADO 2500 HD Crew Cab Pickup, SILVERADO 2500 HD Crew Cab Pickup (GMT1HC), SILVERADO 2500 HD Extended Cab Pickup, SILVERADO 2500 HD Extended Cab Pickup (GMT1HC), SILVERADO 2500 HD Standard Cab Pickup · GMC: SIERRA 2500 HD Cab & Chassis, SIERRA 2500 HD Crew Cab Pickup, SIERRA 2500 HD Crew Cab Pickup (C20, K20), SIERRA 2500 HD Extended Cab Pickup, SIERRA 2500 HD Extended Cab Pickup (C20, K20)
Gasket, cylinder head ELRING 429.123
| Product Code | 429.123 |
| Brand | ELRING |
| Product group | Gasket, cylinder head |
| Country of origin |  United Kingdom |
| Weight | 0.449 kg |
| Thickness / Strength (mm) | 1,2 |
| Diameter [mm] | 105,6 |
| Repair Stage | Grade A |
| Seal Type | Metall-Kihiline-Tihend |
| Number of Layers | 4 |
| GMC | 12676857 |
| CHEVROLET | 12676857 |
| GENERAL MOTORS | 12676857 |
| PONTIAC | 12676857 |
| BUICK | 12676857 |
| CADILLAC | 12676857 |
| OLDSMOBILE | 12676857 |
| SATURN | 12676857 |
| HUMMER | 12676857 |