Product Details
Whiteline Caster Kits on your 2009 Pontiac G8 GXP (Zeta) are designed to improve cornering grip and vehicle straight line stability through increased static caster and dynamic negative camber gain. In addition, synthetic elastomer bushings provide improved steering feedback and braking performance.
Standard Features
- Articulation voids deliver necessary suspension articulation and/or compression under loads.
- Install guide included providing detailed instructions on how to install your new Whiteline purchase.
- Internal grease reservoirs provide continual self lubrication for optimum friction management.
- Precisely placed dampening voids further reduces harshness from sudden road inputs.
- Protective plating on all metal components acts as a hard skin that is much tougher than conventional paint allowing this product to withstand the toughest conditions and resist corrosion for years to come.
- Specially bonded design for optimized strength typically required in high load bearing applications.
- Supplied with extreme pressure molybdenum disulphide (LM) based grease for extended life.
- Whiteline's latest technology synthetic elastomer formulation boasts resistance to oil, grease, ozone and weathering.
- Engineered to alter/ optimize caster alignment to maximize tire contact patch during roll, improve turn-in response & increase directional stability.
Specifications
| Part Number | W83172 |
| Part Name | Radius Arm Bushing |
| Vehicle | 2009 Pontiac G8 GXP |
| Chassis Code | Zeta |
| Bushing Color | Black |
| Bushing Inside Diameter | 25.3 mm |
| Bushing Length | 81.5 mm |
| Bushing Material | Polyurethane |
| Bushing Outside Diameter | 69.8 mm |
| Bushing Quantity | 2 |
| Durometer | 72 |
| Grade Type | Regular |
| Hardware Included | Yes |
| Installation Difficulty | Moderate |
| Installation Time (hrs) | 3 |
| Kit Contents | 2 Shell Bushings, 2 Tubes, 4 Washers, 2 Nuts, Install Guide, Grease |
| Material | Polyurethane |
| Vehicle Placement | Front |
| Wheel Alignment Required | Yes |
| Notes | Adds +0.5 Degree Caster |
Vehicle Fitment
- 2009 Pontiac G8 GXP (Zeta)



