Description Our 4L80e and 4L85E transmissions are one of the strongest in the world. We offer several options so you can have one custom built for you particular application. Whether it is Offroad racing, Kings of the Hammer, drag racing or just a custom street rod. The Only 4L80E Pro Transbrake Available Direct replacement for 1991 to 2010 4L80E Full Manual Reverse Pattern No Shift Computer Required No Moving Parts No Electrical Parts for Shifting Retains Lockup Function (Optional) Engine Braking Backs up from Reverse Shifter Position Adjustable Pressure from 150-300 psi Rock Steady Pressure Regulation. Introduced alongside the original 4L60 in the early 1990's the 4L80E was designed for large trucks and is designed as a heavy duty unit, rather than a transmission for smaller cars or even some pickups. Applications that use this transmission include the 8.1 L Avalanche, the Tahoe, and the Hummer. 4L60E - 4L80E Trans Brake Operation. Brake will function in drive position, not manual low unless you are using a Ross-Lock™ patented hybrid manual box, and be disarmed in overdrive position. Never stall engine against converter with the brake applied for more than 3 to 4 seconds. Anything over 3 to 4 seconds will overheat fluid causing. Torque converter apply and release. Solenoid feed pressure. Accumulator pressure. 2-3 shift issue. 3-4 shift issue. Codes: P0731, P0732, P0733, P0734, P0751, P0756.
4l80e Trans Brake Valve Body
Description
Our 4L80e and 4L85E transmissions are one of the strongest in the world. We offer several options so you can have one custom built for you particular application. Whether it is Offroad racing, Kings of the Hammer, drag racing or just a custom street rod. We can build it. We also offer Full Manual valve bodies or stand alone transmission controllers to run them.
Tci 4l80e Transbrake Instructions
Our transmissions have withstood the punishment of 850 hp offroad racing trophy trucks and drag racers with 1400 hp.
Our stage 1 4L80E is adequate for the majority of street rods with 550 hp. If you need a stronger unit then you may need our stage 2. This transmission comes is capable of handling that 750 hp engine. Finally we have our stage 3, this is our strongest 4L85E transmission available. We use the 4L85E term from the GM naming convention. Our 4L85E comes with the Same 5 pinion gearsets, (unless upgraded) plus many more updates. It has withstood 1400 hp dragster, endured 850 hp offroad trophy trucks running in the Baja 1000. WE use OEM hard parts in all our 4L85E transmission builds along with the best performance components.
4l80e Transbrake Valve Body
All of our transmissions come with an one year limited warranty (see details) . You can purchase the full electronic version or if you are on a budget choose our manual valve body (no computer needed). The full manual shifted valve body we offer comes at no additional cost on our stage two and three. We also have the best aftermarket 4L80E 4L85E transmission controllers available. Click on our transmssion controller link for more information.