FORD TREMEC TKX 3.27 1st-gear with .72 od/ 10-spline input $2,895.00 MD-501-18086 Gear ratio 3.27, 1.98 1.34, 1 .72 od 26 spline input, 31 spline output Shafts Mechanical and Analog Electric speedo drive Torque rated for 600ft/lbs / 8000 rpm shifting Add to cart