VTT Is proud to offer a seamless Chromoly Driveshaft for the A90/91 Supra. This driveshaft is made from seamless 4130 Chromoly steel and forged 4130 weld ends, and Spicer 1350 Yolks, and U-Joints. All pieces are then precision tig welded, and balanced. We couple the driveshaft with VTT Custom 7075 aluminum adapters which convert the 3 bolt BMW bolt pattern to the 4 bolt Spicer yolk patter. This driveshaft is rated at 4100 ft/lbs of Tq, and more than 10,000RPM.Features:Made in the U.S.AShaft – U1700T– 4130 seamless chrome moly tubing– 3″ OD x .083 wall thicknessWeld Ends – U1672– 4130 chrome moly forging– Additional material in critical areas– Accepts larger u-joint than typical OEMU-joints – U1641– 1 3/16″ cap size for exceptional strength– Non-cross-drilled design improves rigidityConstruction– Fully TIG welded– Professionally balanced