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4T65E Sprag Clutch 1993-2002

$76.99
In stock • ships from the USA

4T65E Sprag Clutch 1993-2002, new and ready to install. Fits the 4T65E. Ships fast from the USA.

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

About this product

If your Impala, Grand Prix, Century, LeSabre, Monte Carlo or Intrigue from 1997-2002 will not pull away in Drive, or slips and flares once it should be in third, the input housing sprags are on the short list. This is a new input and third clutch dual sprag assembly listed under GM part number 24216519, covering the sprag-type input housing used from the 1993 4T60E update through the last 2002 4T65E.

How the dual sprag works in a 4T65E

The 4T65E kept the 4T60E's input housing layout: an input clutch and a third clutch, each feeding through its own one-way sprag. In first gear the input sprag locks and drives the input sun gear. When the second clutch applies for the 1-2 shift, that sprag simply overruns, so the computer only has to apply one clutch instead of trading two. The third sprag does the same job in third and freewheels when the fourth clutch comes on. On these years the two sprags are stacked and retained together, which is why they are sold and replaced as one assembly.

For 2003, GM replaced this design with non-serviceable pawl-type one-way clutches and a 30-spline input race, as Transmission Digest reported. That is the dividing line for this part: 2002 and earlier take the dual sprag, 2003 and later do not.

Symptoms of a failed 4T65E input or 3rd sprag

How to confirm it before you order

These symptoms overlap with pressure problems, and the 4T65E has plenty of those. Check fluid level hot and read codes, then use our 4T65E EPC solenoid guide to rule out a sticking pressure control solenoid. The 4T65E common problems guide shows how to separate a second clutch fault, which slips in several gears, from a one-way clutch fault that shows in one gear only. If the third clutch pack itself is burnt, see the 3-4 clutch failure guide. With the input housing out, hold the outer race and rotate the sun gear: one direction must lock hard, the other must spin smoothly.

Fitment

The listing gives 1993-2002. In practice that means the post-update 4T60E (GM changed to stacked sprags in early 1993 production) and the 4T65E from its 1997 launch through 2002, in cars like the Chevrolet Impala and Monte Carlo, Pontiac Grand Prix, Buick Century, Regal and LeSabre, and Oldsmobile Intrigue. It does not fit a 2003-up 4T65E, which uses pawl clutches; count the teeth on an old input friction, and if it has 30 teeth you need the 2003-up input and third set instead. Match GM 24216519 or your old assembly's width, or send us year and VIN. More parts are in the 4T65E collection.

Install notes


Specifications

Fits4T65E 1993-2002
Part typeSprag Clutch
ConditionNew
BrandGM
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 Clutch Drum 1997
4T65E Clutch Drum 1997
$69.98

4T65E Sprag Clutch 1993-2002: common questions

Does this fit a 2003 or newer 4T65E?

No. Starting with 2003 production GM switched to pawl-type one-way clutches with a 30-spline input race. This dual sprag assembly is for 2002 and earlier 4T65E units and the post-1993 4T60E.

Why does the listing say 1993 if the 4T65E started in 1997?

The same stacked input and third sprag design was introduced in the 4T60E during 1993 and carried into the 4T65E through 2002, so the year range spans both transaxles. Confirm your unit by matching GM 24216519 or the old assembly.

My car will not move in Drive but goes in manual low. Is it the sprag?

That pattern points strongly at the input sprag, but first check fluid level and rule out a pressure control solenoid or input clutch seal fault. A bench check of the sprag lock direction settles it.

What else should I replace while the input housing is apart?

Replace the input and third clutch frictions, steels and piston seals, and inspect the input sun gear and races. Most builders install a full master rebuild kit at this point.

Do I need a relearn after the repair?

Yes. Clear the adapts if your scan tool supports it, then drive normally so the computer relearns shift timing. Fill with Dexron VI and check the level hot.


Repair guides for this job

Sources
  1. Transmission Digest — June 2004 Issue: THM 4T65-E New-Design Pawl-Clutch-Type Freewheel for Input and Third. Dual sprags replaced by pawl clutches at the start of 2003 production; 30-spline input race and 30-tooth input friction. www.transmissiondigest.com/june-2004-issue/
  2. Wikipedia — GM 4T65-E transmission. 4T65-E introduced in 1997 to replace the 4T60-E; ratcheting one-way clutches for input and third added in 2003. en.wikipedia.org/wiki/GM_4T65-E_transmission
  3. Transmission Digest — The 4T65-E: Slip-Sliding Away (Wayne Colonna, ATSG). Second clutch slip spreads over several gears; single-gear slip points elsewhere; P0730. www.transmissiondigest.com/the-4t65-e-slip-sliding-away/
  4. General Motors — 2008 Chevrolet Impala Owner Manual. Dexron VI specified; about 7.4 qt capacity for the 4T65E. assets.gm.com/manuals/chevrolet/2008_chevrolet_impala_owners.pdf

4T65E Sprag Clutch 1993-2002

$76.99
In stock • ships from the USA • 30-day returns

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