How do I identify a Chevy 4-speed transmission?

How do I identify a Chevy 4-speed transmission?

While it’s obvious that the four speed will use three shift-linkage arms and the three speed will have two, if the first letter is R, then you have found a four speed. If it starts with an S, you are looking at a three-speed Saginaw.

What is a 4-speed automatic transmission?

4-speed automatic transmission – What does it mean? Each gear you see in a gearbox actually represents a fixed speed range in that system. So, for a 4-speed gear system, you can guess that such a vehicle can only move between some fixed set of four-speed range and RPM.

What is a SuperMatic transmission?

The SuperMatic line is the most robust of the transmission families offered by Chevrolet Performance, with electronically controlled four-, six-, eight- and 10-speed automatic versions available.

How do I identify my GM manual transmission?

While there are no distinctive pans and bolt counts to make transmission identification simple, 4-speed manual transmissions can be generally identified by examining the side profile. The shape of the main housing will give a reasonably reliable indication of the transmission group to which your gearbox belongs.

How can you tell the difference between Muncie and Saginaw?

At a quick glance the Muncie can be easily distinguished from the Saginaw since the reverse lever on the Muncie is mounted on the extension housing of the transmission, whereas on the Saginaw transmission the reverse lever is mounted in the side cover of the transmission.

What is a SuperMatic?

SuperMatic™ Transmission Control Systems for LS Connect and cruise – simple connections with no additional wiring required. Connect the clearly marked leads to the engine control harness, and you’re ready to cruise!

How do you tell the difference between a 4L80 and a 4L85?

The SuperMatic 4L85-E Basics But while the 4L80-E is rated at 440 lb-ft of torque, the monster of the series is the 4L85-E rated at 690 lb-ft of torque. The primary difference between the two is the 4L80-E planetary gear sets have four pinion gears as opposed to the 4L85-E gear sets that have five pinion gears.