Distance between crossmember frame holes is approximately 30-3/8". Measure your frame or crossmember to insure proper selection.

• This crossmember is installed with the G Force label facing the rear of the vehicle. A second determining feature is crossmember center tube has a 1/2? drain slot located on the bottom and on the passenger side next to the hump weldment.
• The crossmember is installed so that the exhaust clearance humps are closed on the top and open on the bottom.
• To utilize the provided 7/16 hardware it is necessary to enlarge the holes in the frame rails. If the installer chooses to utilize the stock size 3/8 hardware, it is strongly recommended that the installer obtains Grade 8 fasteners and washers to compensate.
• Fits Transmissions: 6L80E Slip Yoke, 6L90E Slip Yoke
• For a proper fit with these transmissions, a Transmission Mount and Shims are included.
• For the 1968-1974 frames, the distance between the crossmember frame mounting holes is 30-3/8". To ensure proper crossmember selection be sure to measure your frame before you order.

Since different transmissions can share the same overall lengths as well as other measurements, they can also share some transmission crossmembers. G-Force has grouped the transmissions together that can share the same crossmember.

This Crossmember fits the GM-6 Transmission Group:

• Hydra-Matic 6L80 transmission (6L80E) - Slip Yoke
• Hydra-Matic 6L90 transmission (6L90E) - Slip Yoke