Suspension and Components› Rear Suspension Components

Calvert Racing

Calvert Standard MX Max Adjustable Kit

$551.59

SKU: C0AI 4200-MX

In Stock
In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Calvert Racing 4200-MX CalTracs MX Traction Bar Kit is a race-proven, fully adjustable traction system for Dodge and Plymouth classics. It features MX 3-Hole Adjustable Rear Mounts and MX 4-Hole Adjustment Pivot Plates for up to twelve adjustment settings. It includes 9/16" bolt pivot hardware and chromoly preload links, finished with a durable black powder coating. Rod ends/heim joints come with grease zerks to minimize rattle. Two-piece aluminum front spring eye bushings assembly. Rear mounts are made with 5/16" mild steel. U-bolts and leaf springs are not included. Full-color installation guide is included.

Fitment

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Specifications

BrandCalvert Racing
Part NumberC0AI 4200-MX

Videos

CalTracs Traction Bars Before/After on my 1970 Challenger - Solving Vibration, Wheel Hop & Axle Wrap

CalTracs Traction Bars Before/After on my 1970 Challenger - Solving Vibration, Wheel Hop & Axle Wrap

Buy with Confidence

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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