G Force Bolt-On Transmission Crossmember - Black Powder Coat - 4L60E / 4L85E - GM A-Body 1973-79 20-OTL-NG-LXL Please refer to our Tech

Please refer to our Tech Installation Guide for proper antenna placement

Requires finesse to prevent from overslowing the car or overwhelming the car's set-up

When purchasing a Cometic gasket kit

Simplifies installation with a clean

G Force Bolt-On Transmission Crossmember - Black Powder Coat - 4L60E / 4L85E - GM A-Body 1973-79 20-OTL-NG-LXL Please refer to our TechG Force GM Transmission Crossmember, Powdercoated Super duty Steel, Made for Dual Exhaust GM A Body, Transmission Crossmember for the Channel Frame Rails only, No Convertibles ! Fits 1973 1977 using a 4L80, 4L80E, 4L85, 4L85E, or E4ODTransmission. From one bolt hole in frame across to another bolt hole is 51 1 8" in. G Force Performance is the premiere source for transmission crossmembers. Whether you're looking for an upgrade from stock components or