UMI PERFORMANCE
UMI Performance 73-87 GM C10 CornerMax A-Arm Kit - Red
SKU: U01C 643546-R
Description
Part #: 643546-R
Features:
- Direct bolt-in upper mount (required grinding of factory rivets).
- Double shear mounts accepts most racing coilover shocks.
- Adjust camber and caster, often with no shims required.
- Tall ball joint improves camber gain.
- Increased caster improves steering feedback.
- Change springs and shocks without disassembling ball joints.
- Adjustable steering stops.
- Race Proven #cornermax geometry.
- 100% Made in Philipsburg, PA - USA and always of USA materials.
UMI's Race Proven #cornermax a-arm and mount kit brings race car handling to your truck. Double shear coilover-only mounts hold all popular coilover assemblies.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Fitment
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Specifications
| Brand | UMI PERFORMANCE |
| Part Number | U01C 643546-R |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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