Get ready for the track with this four (4) arm set of adjustable upper links for the Audi C8 platform. This kit has four arms so you can change camber and caster ±1.5° on both sides. xAxis seales flex joints replace the compliant inner bushings with a free pivoting, minimum compliance, joint. You will fee the difference in handling.

Forged 6061-T6 Aluminum contruction for maximized strength at a minimum weight
OE style, maintenance free, booted ball joints
Large 18mm threaded adjuster links
Replacement pinch bolts included
xAxis sealed flex joints replacing overly compliant OE inner bushings with a free pivoting, minimum compliance, joint

Don't need the added benefits of our performance arms? Use SPC arms with OE type bushings - part #81393 for two sets of arms to correct both sides of the vehicle, #81391 for the left side, or part #81392 for the right.

Need to replace the ball joint boots on these arms? We have replacement kits available! Part No. 81354.

Warning: You will also hear the difference, the OE bushings are designed to absorb and negate noise, vibration, and harshness (NVH). This set of arms will transmit road noise into the cabin.

California Residents WARNING

Adjust front camber and caster ±1.5° on the Audi C8 platform with these forged aluminum adjustable control arms from SPC. OE style booted ball joints and bonded rubber bushings maintain factory ride, handling and noise, vibration, & harshness (NVH) parameters. Audi's unique multi-link suspension creates a 'Virtual' SAI. The factory does not publish specifications for caster, but SPC recommends 5° to 6° of caster as a preferred angle for tracking and return to center on these cars. This kit includes two arms to replace the two front upper arms on the left hand (LH) side. For the right hand (RH) side, use part number #81392. Want to be able to adjust both sides? Use part number #81393.

SPC arms feature:
Forged 6061-T6 Aluminum contruction for maximized strength at a minimum weight
OE style, maintenance free, booted ball joints
Large 18mm threaded adjuster links
Replacement pinch bolts included

Need to replace the ball joint boots on tehse arms? We have replacement kits available! Part No. 81354.

California Residents WARNING

Adjust front camber and caster ±1.5° on the Audi C8 platform with these forged aluminum adjustable control arms from SPC. OE style booted ball joints adn bonded rubber bushings maintain factory ride, handling and noise, vibration, & harshness (NVH) parameters. Audi's unique multi-link suspension creates a 'Virtual' SAI. The factory does not publish a specification for caster, but SPC recommends 5° to 6° of caster as a preferred angle for tracking and return to center on these cars. This kit includes four arms to replace both upper links on both sides of the vehicle. For the left hand (LH) side, use #81391. For the right hand (RH) side, use part number #81392.

SPC Arms Feature:
Forged 6061-T6 Aluminum contruction for maximized strength at a minimum weight
OE style, maintenance free, booted ball joints
Large 18mm threaded adjuster links
Replacement pinch bolts included

Need to replace the ball joint boots on these arms? We have replacement kits available! Part No. 81354.

California Residents WARNING

Adjust front camber and caster ±1.5° on the Audi C8 platform with these forged aluminum adjustable control arms from SPC. OE style booted ball joints and bonded rubber bushings maintain factory ride, handling and noise, vibration, & harshness (NVH) parameters. Audi's unique multi-link suspension creates a 'Virtual' SAI. The factory does not publish a specification for caster, but SPC recommends 5° to 6° of caster as a preferred angle for tracking and return to center on these cars. The kit includes two arms to replace the two front upper arms on the right hand (RH) side. For the left hand (LH) side, use part number #81391. Want to be able to adjust both sides? Use part number #81393.

SPC Arms Feature:
Forged 6061-T6 Aluminum contruction for maximized strength at a minimum weight
OE style, maintenance free, booted ball joints
Large 18mm threaded adjuster links
Replacement pinch bolts included

Need to replace the ball joint boots on these arms? We have replacement kits available! Part No. 81354.

California Residents WARNING

These heavy duty cams replace the upper control arm mounting bolts. Remove the O.E. bolts and replace with cams, rotating them to provide camber and/or caster adjustment. It may be necessary to remove O.E. slugs and elongate the bolt holes with 74910 punch. 83790 contains 2 cams to cover one side of the vehicle.

California Residents WARNING

These offset pin joints replace the upper jin joints on late model Dodge Trucks. They come in 1/2 degree increments and provide for independent wheel caster and/or camber changes up to 1-1/2 degrees. Use installation sleeve set 23780 in conjunction with ball joint press 72509 for quick removal and installation of the pin joints. -------------NOTE: 23800 is an OEM Replacement Ball Joint with no change in camber or caster.

California Residents WARNING

These offset pin joints replace the upper jin joints on late model Dodge Trucks. They come in 1/2 degree increments and provide for independent wheel caster and/or camber changes up to 1-1/2 degrees. Use installation sleeve set 23780 in conjunction with ball joint press 72509 for quick removal and installation of the pin joints. -------------NOTE: 23800 is an OEM Replacement Ball Joint with no change in camber or caster.

California Residents WARNING

Due to a factory recall for 2006-12 Toyota RAV4's, much of the third generation of this popular platform no longer has provisions for rear toe adjustment. Replace Toyota's non-adjustable rear arm with SPC's adjustable link and get the toe changes needed to avoid premature tire wear. SPC's R&R rear link provides ±3.0° of toe change.

California Residents WARNING

Many of the early Toyota RAV4 models no longer have rear toe adjustment due to a factory recall. This arm fits these early recalled models as well as the later models. This simple to replace lower control arm provides a full ±3.0° of toe adjustment to get tire wear and adjustability back to when the vehicle was new.

California Residents WARNING

These heavy-duty axle caster shims can also be used to adjust pinion angle on Jeep CJs and similar vehicles with 1-3/4" to 2" wide leaf springs. 4 degree taper. Six shims per box.

California Residents WARNING

These HD 'King Pin' style joints replace the original sliding-ball design upper joints on late-model 4500 and 5500 Dodge trucks and rebadged Sterling Bullets. They provide independent adjustment up to 1.0 degree of camber change. * Note: 23850 is an OEM Replacement Ball Joint with no change in camber.

California Residents WARNING