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UMI Performance 64-72 GM A-Body Drive Shaft Safety Loop is UMI Performance manufacturer part number 4500-B, selected by the verified year, make, and model applications below. This drive shaft safety loop is NHRA legal and designed specifically for 64-72 GM A-body vehicles. It can be easily bolted or welded in place, fitting perfectly with the A-Body floor pan. The loop is constructed of 0.250" thick mild steel for durability and strength, and features CNC machined mounting points for a precise fit. It is essential for tracks that require a safety loop for cars running faster than 13.99 in the quarter mile. The loop has a 5" inside diameter and comes with new hardware for installation.
Key Features
Fitment
| Years | Make | Model | Application Notes |
|---|---|---|---|
| 1970-1972 | Buick | GS | Confirm every UMI Performance application note and factory configuration |
| 1968-1969 | Buick | GS 350 | Confirm every UMI Performance application note and factory configuration |
| 1968-1969 | Buick | GS 400 | Confirm every UMI Performance application note and factory configuration |
| 1970-1972 | Buick | GS 455 | Confirm every UMI Performance application note and factory configuration |
| 1965-1967 | Buick | Gran Sport | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Buick | Skylark | Confirm every UMI Performance application note and factory configuration |
| 1964-1969 | Buick | Special | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Buick | Sportwagon | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Chevrolet | Chevelle | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Chevrolet | El Camino | Confirm every UMI Performance application note and factory configuration |
| 1964-1967 | Chevrolet | Malibu | Confirm every UMI Performance application note and factory configuration |
| 1970-1972 | Chevrolet | Monte Carlo | Confirm every UMI Performance application note and factory configuration |
| 1971-1972 | GMC | Sprint | Confirm every UMI Performance application note and factory configuration |
| 1964-1971 | Oldsmobile | 442 | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Oldsmobile | Cutlass | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Oldsmobile | Vista Cruiser | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Pontiac | GTO | Confirm every UMI Performance application note and factory configuration |
| 1969-1972 | Pontiac | Grand Prix | Confirm every UMI Performance application note and factory configuration |
| 1964-1972 | Pontiac | LeMans | Confirm every UMI Performance application note and factory configuration |
| 1964-1970 | Pontiac | Tempest | Confirm every UMI Performance application note and factory configuration |
Specifications
| Brand | UMI Performance |
|---|---|
| Manufacturer Part Number | 4500-B |
| Product Type | Driveshaft Loops |
| Application Type | Vehicle Specific |
| Condition | New |
What's Included
One new UMI Performance driveshaft loops package identified by manufacturer part number 4500-B, plus only the hardware and accessories expressly shown or stated for this exact part number
About UMI Performance
UMI Performance designs and manufactures suspension, chassis, steering, and handling components for American performance vehicles in Philipsburg, Pennsylvania.
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Frequently Asked Questions
How do I confirm UMI Performance 4500-B is correct for my application?
Match the exact manufacturer part number, year, make, model, factory configuration, dimensions, connection points, and every current UMI Performance note.
Are similar UMI Performance parts interchangeable with 4500-B?
No. Mounting points, dimensions, adjustment range, material, finish, bushing style, and included hardware can differ between part numbers.
What should be checked after installing UMI Performance 4500-B?
Inspect fasteners, bushings, joints, clearances, alignment, ride height, and suspension movement after installation and again after the initial road test.
Installation
Follow the current UMI Performance instructions for manufacturer part number 4500-B. Confirm all torque values, mounting locations, bushings, joints, clearances, ride height, and alignment requirements. Professional installation and a post-installation alignment are recommended when the component changes suspension geometry.
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