Wheel Hub 512078
The 512078 wheel hub assembly from DUHUI Bearing provides a direct-fit replacement for the rear axle of select GM U-body and W-body vehicles manufactured between 1992 and 2005, including Buick Century, Chevrolet Lumina APV/Venture, Oldsmobile Cutlass Ciera/Silhouette, and Pontiac Trans Sport/Montana models with FWD and rear drum brakes. This complete hub assembly includes an integrated ABS sensor and is pre-assembled for simplified installation. This kit matches OE specifications including 7466978, and interchanges with industry-standard references such as Timken 512078, SKF BR930180, and Moog RW878.
Technical Specifications
| Specification | Value / Detail |
|---|---|
| DH Code | DWH1040 |
| Part Number | 512078 |
| Product Type | Wheel Hub Assembly |
| Installation Location | Rear Axle |
| Kit Contents | Hub × 1 |
| Flange Diameter | 150.60 mm (5.929 inch) |
| Bolt Circle Diameter | 115.00 mm (4.528 inch) |
| Wheel Pilot Diameter | 70.10 mm (2.760 inch) |
| Brake Pilot Diameter | 70.60 mm (2.780 inch) |
| Flange Offset | 65.00 mm (2.559 inch) |
| Hub Pilot Diameter | 71.90 mm (2.831 inch) |
| Hub Bolt Circle Diameter | 50.30 mm (1.980 inch) |
| Bolt Size | M12 × 1.5 |
| Wheel Stud Quantity | 5 |
| Bolt Hole MET | 11.94 mm |
| Flange Bolt Hole Quantity | 4 |
| Flange Shape | Rectangular |
| ABS Sensor | With integrated sensor |
| Number of Splines | N/A |
Important: All information on this page is for reference only. Please verify OE numbers, dimensions, and vehicle fitment against your original part before ordering. Contact us for fitment confirmation.
DH Code & OE Numbers & Reference Numbers
DH Code:
DWH1040
OE Numbers:
7466978
Reference Numbers (Interchange):
Timken: 512078
SKF: BR930180
Moog: RW878
Vehicle Fitment
BUICK CENTURY: 1994–1996
CHEVROLET LUMINA APV: 1992–1996 (Rear Drum Brakes)
CHEVROLET VENTURE: 1997–2004 (FWD, Rear Drum Brakes)
OLDSMOBILE CUTLASS CIERA: 1994–1996
OLDSMOBILE SILHOUETTE: 1992–2004 (FWD)
PONTIAC TRANS SPORT: 1992–1996
PONTIAC MONTANA: 1999–2005 (FWD, Rear Drum Brakes)
All applications: Rear Axle, FWD, ABS. Please verify OE number, dimensions and vehicle configuration before ordering.
Product Features
- Direct OE replacement for GM U-body and W-body platform applications with FWD and rear drum brakes. Matches OE specification 7466978.
- Integrated ABS sensor ensures proper anti-lock braking system function.
- Rectangular flange with 4-bolt attachment provides secure installation.
- 5-bolt wheel mounting pattern provides secure attachment.
- Pre-set, pre-lubricated, and sealed – maintenance-free design.
- Fully assembled kit – no additional components required for installation.
Installation Notes
- Verify your vehicle is FWD with rear drum brakes and equipped with ABS before installation. This hub includes an integrated ABS sensor.
- Before installation, compare the flange diameter (150.60 mm) and bolt pattern against your original hub.
- Confirm the 5-bolt wheel pattern and 4-bolt rectangular flange match your vehicle.
- Connect the ABS sensor harness properly and ensure the cable is routed away from rotating components.
- Torque the hub mounting bolts and wheel nuts to GM specification.
- This hub fits both rear driver and passenger sides. Sold individually.
About DUHUI Bearing
Manufactured by DUHUI Bearing – an automotive bearing supplier established in Zhejiang, China, in 2003. DUHUI produces wheel hub assemblies, center support bearings, and related components to OE specifications. Contact us
