Speed Engineerings crossmember is designed off of ICT Billet's LS motor mount plates set in the furthest back location, and works with a variety of transmissions. 

• Heavy Duty Mild Steel Construction
• Made in the USA
• Works with Factory 350, 400, 700R4 Transmissions
• Compatible with: TH350, TH400, 700R4, 4L60E, 4L65E, 4L70E, 4L80E, 6L80E, 6L90E, 8L90E
• Adjustable up to 3"
• 1.25" x .120 Wall
• Additional Chassis Clearance
• Light Weight Construction (8lbs)

• Drilling new frame holes may be required on some applications/swaps. 
• Additional aluminum shims are available for correcting driveline angle. Each shim will correct 1 degree of angle and is cut out of 1/4" aluminum. Some transmissions might need more shims than others.