The TREMEC TR-4050 is a 5-speed manual transmission for longitudinal engine rear wheel drive trucks. It includes one overdrive gear and a light-weight aluminum housing. It is manufactured by Transmission Technologies Corporation. New 4wd TR-4050 units are currently available in the United States through any Authorized Tremec Distributor. Specifications for 4wd model TDET17341: Ratios: 6.16, 3.11, 1.71, 1.00, .76 Rev. 6.03 600 LB-FT Rated Chrysler/Jeep Transfer case bolt circle with 23 spline output shaft Oil Capacity - 3.67 QT Weighs 164 lbs 19.5" overall length .590" GM pilot diameter with a .750" pilot on the optional Mopar input shaft 1.125" Input shaft diameter, 10 spline, GM/Mopar lengths available OE Applications Chevrolet Silverado C3500 HD Dodge Ram 3500 and 4000 (South American Market) Ford Super Duty F-350 (South American Market) Retrofit Applications Chevrolet C/K K Models Dodge D Series W Models Ford Bronco 1966-1996 Full Size Bronco Ford F-Series Jeep CJ Jeep CJ-6, Jeep CJ-7, CJ-8 Scrambler Jeep Wrangler YJ, TJ, JK Jeep Cherokee SJ, XJ Jeep Wagoneer SJ, ZJ Jeep Gladiator SJ Land Rover Defender References External links https://shiftsst.com/4wd 4050