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4T60E Sprag Clutch 1996

$65.99
In stock • ships from the USA

4T60E Sprag Clutch 1996, new and ready to install. Fits the 4T60E. Ships fast from the USA.

Secure Stripe checkout • free shipping over $100 • 30-day returns
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Ships from the USA
30-day returns

About this product

A mid-1990s Buick, Oldsmobile, Pontiac, Chevrolet or Cadillac with the 4T60E that pulls fine through the first two gears and then slips or flares on the shift into third often has a worn third clutch sprag. This listing is a new third clutch dual sprag for the 1996 and later 4T60E, industry number 84724C, interchange GM OE 24204036. The 1996 date matters: this sprag is cataloged for the 1996-and-later dual-sprag input housing, not for the earlier 4T60E sprag parts.

What the 3rd clutch sprag does in a 1996-up 4T60E

The 4T60E sends third gear torque from the third clutch through a one-way sprag. The sprag is a cage of wedge-shaped struts set between an inner and outer race; spin it one way and the struts wedge tight, spin it the other and they lean over and slide. In third the sprag locks and drives. On the 3-4 shift the fourth clutch applies and the sprag overruns on its own, which gives the 4T60E a clean upshift without any clutch-to-clutch timing. In the 1996-up dual design the third sprag sits stacked with the input sprag, sharing the input housing.

The same dual-sprag layout continued into the 4T65E until some 2003 units changed to a sealed pawl-type clutch, according to Transmission Digest. That carryover is why this part is cataloged for both the 4T60E and 4T65E.

Symptoms of a bad 4T60E 3rd clutch sprag

How to confirm it before you order

On a car this age, start by checking fluid level and condition, then scan for codes. Low line pressure can make several clutches slip, so check the pressure control solenoid with our EPC solenoid guide; the 4T60E and 4T65E work the same way here. Transmission Digest explains that third clutch slip appears only in third, while second clutch slip affects several gears. If third is your only bad gear, the third clutch pack or this sprag is the likely cause. The common problems guide explains the rest of that pattern. With the unit apart, hold the outer race and rotate the hub. It should lock in one direction and spin evenly in the other, with no rough spots.

Fitment

Listed for the 4T60E from 1996 on with the dual-sprag input housing, interchanging with OE 24204036. The 4T60E was used in many GM front-drive Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac models, and parts changed during its run. If your 4T60E was built before 1996, compare it with the 1993-95 4T60E sprag listing. In every case, compare the old sprag's width, element count and cage with this one, or check for 24204036 or 84724C, before installing. Send us the year and VIN if the car's history is unknown, since many have had replacement transaxles. More parts for this family are in the 4T60E and 4T65E collection.

Install notes


Specifications

Fits4T60E 1996
Part typeSprag Clutch
ConditionNew
BrandOEM
ShipsFrom the USA
Warranty1-year

Complete the job: parts that go with this

Doing this repair right usually means replacing these at the same time. Same transmission, ships together.

4T65E Overhaul Kit 1997
4T65E Overhaul Kit 1997
$115.99
4T65E Input Drum 1997
4T65E Input Drum 1997
$69.98

4T60E Sprag Clutch 1996: common questions

Why does 1996 matter for this sprag?

This 84724C sprag is cataloged for the 1996-and-later dual-sprag input housing. If your 4T60E is older, check it against our 1993-95 listing first.

Does it also fit a 4T65E?

The same dual-sprag design was carried into the 4T65E through 2002, and this sprag is listed for both. Later 4T65E units with the pawl clutch need a different part.

How do I know it is the sprag and not the clutch plates?

Both cause slip only in third. A sprag that turns freely both ways or feels rough is bad. Burnt third clutch frictions with a good sprag point to the clutch pack or its seals.

What should I replace with it?

Third clutch frictions and steels, input housing seals, the filter, and any pitted race. Flush the cooler too.

Which fluid should I use?

Dexron VI. GM wrote the Dexron VI service-fill spec to be back-serviceable into older Dexron III transmissions like the 4T60E.


Repair guides for this job

Sources
  1. Transmission Digest — June 2004 Issue: THM 4T65-E new-design input and third pawl clutch. Previous-design dual sprag for input and third, replaced by a pawl clutch on some 2003 units. www.transmissiondigest.com/june-2004-issue/
  2. Transmission Digest — The 4T65-E: Slip-Sliding Away (Wayne Colonna, ATSG). Third clutch slip appears only in third; second clutch slip spreads across several gears. www.transmissiondigest.com/the-4t65-e-slip-sliding-away/
  3. SAE International — General Motors DEXRON-VI Global Service-Fill Specification (2006-01-3242). Dexron VI back-serviceable into Dexron III applications. saemobilus.sae.org/papers/general-motors-dexron-vi-global-service-fill-specification-2006-01-3242

4T60E Sprag Clutch 1996

$65.99
In stock • ships from the USA • 30-day returns

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