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1978-1983 G-Body Crossmember- 4L80 with frame extension | RCG-4L80K

$397.00
SKU RCG-4L80K

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  • Fits Models: Malibu, Monte Carlo, El Camino, Cutlass, Grand Prix, Regal, Century, LeMans, Caballero, Bonneville
  • Fits Years: 78-83 
  • Fits Transmissions: 4L80E, 4L85E
  • We recommend a polyurethane transmission mount. The GMTM is sold separately.
  • G Force has developed a frame extension, FE-100 to duplicate the longer frame on these early generation vehicles. The RCG-4L80K is pre-packaged with the frame extension.

Customer Reviews

Based on 2 reviews
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(2)
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J
Joel
Excellent Piece

This crossmember is BEEFY! Very heavy and obviously much stronger than the stock piece. Welding and finish is great. Be prepared to straighten out the frame when you install the extension - this is where tire shops love to jack up the car and bend in the rail.

K
Kevin Robinson
G force crossmember

Great fit easy installation. Very little work to install

Product Description

The G Force Patented Transmission Crossmember

Performance Engineered from Start to Finish

Performance
Engineered

Engineered and independently tested to withstand the rigors of the track, each crossmember exceeds the demands of even the most challenging roads.

Easy Installation.
It’s Foolproof!

Our unique bolt-to-frame design eliminates cutting and welding. The distinctive double-hump accommodates true dual exhaust. A G Force crossmember is guaranteed to be a perfect fit.

SHOPTALK

Customer Reviews

Based on 2 reviews
100%
(2)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
J
Joel
Excellent Piece

This crossmember is BEEFY! Very heavy and obviously much stronger than the stock piece. Welding and finish is great. Be prepared to straighten out the frame when you install the extension - this is where tire shops love to jack up the car and bend in the rail.

K
Kevin Robinson
G force crossmember

Great fit easy installation. Very little work to install

    Product Tags:
  • 1978 Buick Century
  • 1978 Buick Regal
  • 1978 Chevrolet El Camino
  • 1978 Chevrolet Malibu
  • 1978 Chevrolet Monte Carlo
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  • 1981 Chevrolet Monte Carlo
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  • 78 Pontiac LeMans
  • 79 Buick Century
  • 79 Buick Regal
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  • 79 Pontiac LeMans
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  • 80 Buick Regal
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  • 80 GMC Caballero
  • 80 Oldsmobile Cutlass
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  • 80 Pontiac Grand Prix
  • 80 Pontiac LeMans
  • 81 Buick Century
  • 81 Buick Regal
  • 81 Chevrolet El Camino
  • 81 Chevrolet Malibu
  • 81 Chevrolet Monte Carlo
  • 81 GMC Caballero
  • 81 Oldsmobile Cutlass
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  • 81 Pontiac Grand Prix
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