SPC Performance Audi and VW Adjustable Control Arm Kit, manufacturer part number 81373, is a vehicle-specific control arms product for professional suspension and wheel-alignment service. Select this exact part by its correction range, mounting position, dimensions, and verified application rather than by appearance alone.
Key Features
- Exact SPC manufacturer part number 81373
- Part number found in the current SPC 2026/27 Total Wheel Alignment SourceBook
- Alignment control-arm component selected by exact vehicle application and mounting position
- Verify camber, caster, toe, ride height, and wheel-clearance requirements before installation
- Forged Construction: 6061-T6 aluminum for strength with low weight
- Ball Joints: OE style maintenance free booted units
Fitment
| Years | Make | Model | Submodel |
|---|---|---|---|
| 2006-2011 | Audi | A6 | |
| 2005-2011 | Audi | A6 Quattro | |
| 2005-2010 | Audi | A8 Quattro | |
| 2004-2010 | Audi | A8 Quattro | L |
| 2005 | Audi | Allroad Quattro | |
| 2007-2011 | Audi | S6 | |
| 2007-2009 | Audi | S8 | |
| 2004-2012 | Bentley | Continental | |
| 2004-2006 | Volkswagen | Phaeton |
Specifications
| Brand | SPC Performance |
|---|---|
| Manufacturer Part Number | 81373 |
| Product Type | Control Arms |
| Fitment Type | Vehicle specific |
| Condition | New |
| MAP Status | Manufacturer MAP protected |
What's Included
One new SPC Performance control arms item identified by manufacturer part number 81373. Hardware, companion components, and service tools are included only when expressly stated.
About SPC Performance
Specialty Products Company develops professional wheel-alignment parts and tools for passenger cars, light trucks, heavy-duty vehicles, and performance applications. SPC products are intended for professional installation and alignment service.
Related SPC Performance Products
- Shop all SPC Performance products
- SPC Performance 09-17 Ford Expedition Adjustable Rear Camber Arm
- SPC Performance Honda/Acura Rear Adjustable Arms (Set of 5)
- SPC Performance 04-08 Acura TL / TSX Lower Camber Lateral Link
Frequently Asked Questions
How do I confirm SPC 81373 fits my vehicle?
Match the full year, make, model, mounting position, suspension configuration, and all manufacturer application notes. The manufacturer part number must also match exactly.
Is an alignment required after installation?
Yes. Suspension geometry must be measured and adjusted to the vehicle manufacturer's specifications after installation.
What else should be inspected during installation?
Inspect related joints, bushings, fasteners, tires, wheel clearance, ride height, and mounting surfaces. Replace damaged companion parts before the final alignment.
Installation
Follow the current SPC instructions for part number 81373. Confirm vehicle configuration, component orientation, clearances, fastener condition, torque specifications, and required alignment procedure before use. Professional installation and a complete post-installation alignment are recommended.
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