4L60e sun gear

The Beastis an updated heavy duty reaction sun gear shell that is designed to b. This type of damage occurs when the v. This is an aftermarket upgrade hardened sun gear shell known as The Beast. Required thrust washer is included. The OEM five-pinion planetary, with a grooved sun gear for improved lubrication, is then set in place. The sun gear is a critical. It provides a direct connection between the input housing and the input sun gear.

I was able to use the input swag, forward piston and housing, the reverse piston and some forward steels from this unit in rebuilding my Tahoe trans. Also I use valve body accumulator pressure. There is a later model factory change from a four-pinion gear.

The transmission shop immediately told me my problem when I described the loss of reverse, 2nd and 4th gears. Ratio Input Carrier Kit $ 689. This weakness must be addressed in high power applications. L60E Repair Guide - Home. Always replace the sun shell.

The best shell is the BEAST from SPX, they are nearly unbreakable. For cars making over that number, there is a front planetary upgrade as well. Geo Tracker” Speedometer Gear Housing and Suzuki Tracker Speedometer Gear Housing for Sidekick, Samurai. Select options “LSFiberglass Two Piece Motor Covers” $ 649.

Well known problem discussed on this forum last year - sun gear shell failed. Transmission died last week - no R, 2nd or 4th gear. Talked with two GM transmission techs and they both confirmed that this is a well-known weakness of the transmission - supposedly the splines in the sun gear shell are weak. These TCI Beast automatic transmission sun shells are designed to replace the OEM sun shell assembly that is a known weak point.

They have been retooled and improved by making them thicker and giving them a revised spline area. Install the yellow lock ring onto the shaft to retain the reaction sun gear. Bronze front sun gear bushings.

Borg Warner element input sprag “The Beast” sun shell. New aluminum 2N 4TH, and input accumulator pistons. The Beast sun gear (right) is made of thicker material and is particularly beefy around the neck, where they are prone to sheering.

Booster Valve- A bad booster valve can leave you without reverse in a hurry. The front sun gear , like the rear sun gear , is then modified for improved lubrication and installed. Then the output shaft is set for the proper end-play. We re-inspect the input drum before installing new rubber seals and a neoprene lubrication seal.

Also the sun gear will commonly have hard face pitting issues. However, to allay any mystery around the issue of this part, look at how the name came about, it explains it all. We carry both brands and may have one or the other in stock at any one time Note: Please be sure you need the bearing style before ordering. The updated sun shell will be fine for not stripping out. Use a Kevlar band to go with the corvette servo.

Rebuild kits are all about the same, let your rebuilder use what he normally uses. ACDelco automatic transmission sun shells offer the quality, reliability, and durability of GM original equipment. Being the center of your planetary system, it is important they deliver the proper fit and function to mechanically transfer torque from the reaction sun gear to the reverse input housing.

The Beast is an updated heavy duty reaction sun gear shell that is designed to be stronger than the original shell. Our INVINCIBLE series features all the components of our Level (Pro Race) transmissions with these upgrades for added Strength and Durability. Nothing but the best): OEM five (5) pinion planetaries with a grooved sun gear for improved lubrication.

PerformaBuilt can use three different sun shells. Click on a part number to view part variations, pricing, and availability. The first to second gear shift is late and harsh.

This will be the biggest thing in 700Radvancements in years.

This is one of the main weak points in these transmissions and is becoming a very popular item to replace. Common failures modes and trouble codes. Shifts into gear harshly, car feels. Chrysler Dodge - 62te - 2-Hub W Sun Gear 1.

Sonnax Wide Sun Gear Bushing Sonnax Input Drum Reinforcement Sleeve and Piston Kit. It lost 2n 4th, and reverse. Find great deals on eBay for 4l60e sun. RHeavy Duty Sun Gear Shell This hardene heavy duty shell replaces the weak OEM Sun Gear Shell.

Includes specially designed washer. Due to the nature of this component, ATI recommends it be replaced on every rebuild! RHardened Reaction Sun Gear Shell, The Monster. I have no first gear after 4l60E rebuil I have all other gears except that one. Answered by a verified Chevy Mechanic.

Except for sun gear in transmission. Read on to learn why you should consider this upgraded part. We’d also like to thank Jimmy Galante at Racetrans in Sun Valley, California, for his technical guidance with this story.

Let’s start with a brief history. This gearbox is different because it applies an overdrive to First gear to create Second.