Wheel Hub 512223
The 512223 wheel hub assembly from DUHUI Bearing provides a direct-fit replacement for the rear axle of select Cadillac CTS and STS vehicles manufactured between 2003 and 2008. This complete hub assembly includes an integrated ABS sensor and is pre-assembled for simplified installation. This kit matches OE specifications including 512223, and interchanges with industry-standard references such as Timken 512223, SKF BR930081, and Moog RW8223.
Technical Specifications
| Specification | Value / Detail |
|---|---|
| DH Code | DWH1131 |
| Part Number | 512223 |
| Product Type | Wheel Hub Assembly |
| Installation Location | Rear Axle |
| Kit Contents | Hub × 1 |
| Flange Diameter | 145.50 mm (5.728 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 | 42.20 mm (1.661 inch) |
| Hub Pilot Diameter | 91.40 mm (3.598 inch) |
| Hub Bolt Circle Diameter | 116.00 mm (4.567 inch) |
| Bolt Size | M12 × 1.5 |
| Wheel Stud Quantity | 5 |
| Bolt Hole MET | M12 × 1.75 |
| Flange Bolt Hole Quantity | 3 |
| Flange Shape | Triangular |
| ABS Sensor | With integrated sensor |
| Number of Splines | 30 |
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:
DWH1131
OE Numbers:
512223
Reference Numbers (Interchange):
Timken: 512223
SKF: BR930081
Moog: RW8223
Vehicle Fitment
CADILLAC CTS: 2003–2007
CADILLAC STS: 2005–2008
All applications: Rear Axle. Please verify OE number, dimensions and vehicle configuration before ordering.
Product Features
- Direct OE replacement for Cadillac Sigma platform applications. Matches OE specification 512223.
- 30-spline design provides secure axle engagement.
- Integrated ABS sensor ensures proper anti-lock braking system function.
- Triangular flange with 3-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 equipped with ABS before installation. This hub includes an integrated ABS sensor.
- Before installation, compare the flange diameter (145.50 mm), spline count (30), and bolt pattern against your original hub.
- Confirm the 5-bolt wheel pattern and 3-bolt triangular 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
