# UMI Performance 59-64 GM B-Body Adjustable Upper Control/Trailing Arm inBanana Arminin

UMI Performance offers on-car adjustable rear control arms for GM B-Body vehicles. These direct replacements for factory arms reduce wheel hop, improve cornering, and enhance track consistency. The adjustable design allows pinion angle adjustments without removal. Features include grease-able bushings, TIG welded construction, and a 4140 heat-treated Chrome-Moly adjuster. Also known as "Banana Arms." Verify the number needed for your vehicle.

-   On-car adjustability with 4140 Heat Treated Adjuster
-   Grease-able High Quality Polyurethane Bushings
-   4140 Chrome-Moly Tube Adaptors
-   Durable Powder Coat Finish
-   TIG Welded Construction

This Part Fits:

Year

Make

Model

Submodel

1959-1964

Chevrolet

Bel Air

Base

1959-1964

Chevrolet

Biscayne

Base

1960

Chevrolet

Biscayne

Fleetmaster

1959-1964

Chevrolet

Impala

Base

1964

Chevrolet

Impala

SS

## Details

- **Price:** 270.38 CAD
- **Vendor:** UMI Performance
- **Type:** Control Arms

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 270.38 CAD | In stock |

## Images

- Photo - Primary
- User 2
- User 3
- User 1
- User 4

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/umi-performance-59-64-gm-b-body-adjustable-upper-control-trailing-arm-inbanana-arminin)
> Updated: 2026-07-01