12/12/2023 0 Comments 700r4 transmission wikiThe TH350 transmission was less durable and lacked an overdrive gear. The birth of the 700-R4 changed the market for automatic transmissions. The first gear ratio of 3.06 was lower than normal, and provided off road torque and offline acceleration: 700R4 Transmission Ratios The 30% overdrive is the source of popular fuel economy. The 700-R4 lower first gear ratio is a source of superior performance for low speed. The 700-R4 is compatible with V8 and AMC 16 engines: 700R4 Transmission SpecsĤ speed, overdrive automatic transmissionġ982 – 2012 GMC, Buick, Chevrolet applications The transmission weighs about 155 lbs with around 16 bolts and offered a standard V8 90° metric bolt pattern with 4.3 V6. The 700-R4 was made manufactured with cast aluminum and measures about 23.4 inches long. One last distinction, the electronic version of the 700-R4 will not have a worm drive. As mentioned, the three wheel drive model has shorter output shafts and adapter assemblies. Another primary distinction between the 700-R4 and the 4L60 is the rear output with four bolts. To identify the 700-R4, you should also look for the 16 bolts around the transfer case. The 4 wheel drive output shaft on the 700-R4 stuck out for about 3 inches, which is about 2 inches longer than the shaft in the TH350. The two wheel drive models will have a tail housing and the output shaft is longer. Important: If you want to save $100s in servicing, diagnosis, and repair costs, improve your car's performance significantly and increase its value by 1.2x with little effort, download our Beginners Auto Maintenence & Repair Manual now.
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