UMI adjustable uppers with Roto-Joints cut wheel hop & boost traction 2021 ford mustang The linear rate provides consistent

The linear rate provides consistent handling characteristics which are important for Auto-x and Pro-Tour applications while the increase in stiffness reduces body roll and prevents the “floating” feeling so common with the G-Body

Mitsubishi DiaQueen Transmission Oil MZ313376

Prevents valve seat damage in engines designed for leaded gasoline

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Our tubular trailing arms are designed to out perform the stock stamped arms by reducing flex and decreasing bushing deflection

UMI adjustable uppers with Roto-Joints cut wheel hop & boost traction 2021 ford mustang The linear rate provides consistentFor ease of adjustment UMI has designed our upper control arms with on car adjustability. Pinion angle adjustments can easily be made in the garage or at the track and making adjustments is as simple as loosening two jam nuts. Using UMIs chrome moly on car adjuster, simply turn the adjuster with the control arms attached to the vehicle to quickly lengthen or shorten the control arm. As the control arms are shortened or lengthen the rotate the rear end