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6L80 Clutch Module 2006-18

$233.99
In stock • ships from the USA • qualifies for FREE shipping

6L80 Clutch Module 2006-18, new and ready to install. Fits the 6L80. Ships fast from the USA.

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

About this product

Most 6L80s that come apart for slipping are 2009-2018 trucks and SUVs with a lot of towing miles: a Silverado or Sierra 1500, a Tahoe, Suburban or Yukon, an Escalade, or a Camaro SS automatic. This is a friction clutch module for the 6L80 covering 2006 through 2018, the replacement friction plates you stack back into the drums once the old ones have glazed or burnt. If the truck flares between gears, slips in Reverse, or the pan is full of dark fluid and clutch material, this is the part that restores holding power.

How the friction plates work in a 6L80

The 6L80 has no bands. Its six forward speeds come from five multi-plate clutches applied in pairs: 1-2-3-4, 3-5-R, 4-5-6, 2-6 and low/reverse. Each friction plate is splined to one member and sandwiched between steels splined to another; when oil pushes the piston, the stack clamps and the two members lock. The TCM times each overlap to the millisecond, then adapts as plates wear. Once the friction material is thin or glazed, adapts run out of room and you feel it as flare, slip or a bang.

Symptoms of worn frictions

Rule out the look-alikes

Not every 6L80 complaint is a clutch. A surge or shudder at steady cruise on a later truck is usually the converter clutch and depleted fluid, which GM covers in bulletin 20-NA-142, not a worn friction pack. Valve body and TEHCM faults can also cause harsh or wrong-gear shifts. Check fluid condition and level, scan for codes, and walk through the 6L80 common problems guide. For no Reverse or slip in third and fifth, the 3-5-R clutch failure guide explains the housing air test you should do before trusting a new set of plates.

Fitment

Listed for GM 6L80 transmissions from 2006 through 2018. The photo is a representative file image, and plate counts and thicknesses are not the same in every 6L80 drum, so lay out the plates you remove pack by pack and match them before you start stacking. Units built after December 2008 use the two-piece pump cover seal rings, so a 2009-2018 rebuild usually only needs new rings if they are worn. If your truck is a 2019 or later, or you are not sure whether you have a 6L80 or a 6L90, send us the year and VIN. Browse matching hard parts in the 6L80 collection.

Install notes


Specifications

Fits6L80 2006-18
Part typeClutch Module
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.

6L80 Clutch Drum 2006
6L80 Clutch Drum 2006
$159.99

6L80 Clutch Module 2006-18: common questions

What vehicles does this 6L80 clutch module fit?

It is listed for 2006-2018 GM 6L80 transmissions, used in Silverado and Sierra 1500, Tahoe, Suburban, Yukon, Escalade, Camaro and Corvette applications. Send your year and VIN if you want us to confirm.

Are steel plates included?

This is a friction module. Plan to inspect your steels and replace any that are blued, scored or warped.

My truck shudders at 40 mph. Will new frictions fix it?

Probably not. A cruise shudder on a 6L80 truck is usually the torque converter clutch and worn-out fluid. GM bulletin 20-NA-142 covers that condition.

Does it fit a 6L90?

It is listed for the 6L80. The 6L90 used in heavier-duty trucks has different internals, so do not assume it fits.

What do I need to do after installing new frictions?

Fill with DEXRON VI, set level hot at the check plug, reset transmission adapts with a scan tool and drive the relearn so the TCM learns the new clutch fill times.


Repair guides for this job

Sources
  1. General Motors — Service Bulletin 20-NA-142, May 2022 (hosted by NHTSA). Shudder and surging on 6L80 and 6L90 trucks from depleted fluid additives, metallic debris requiring converter replacement, and DEXRON VI fill. static.nhtsa.gov/odi/tsbs/2022/MC-10213032-0001.pdf
  2. General Motors — Service Bulletin 09-07-30-004J, February 2014 (hosted by NHTSA). DTCs P0776, P2715 and P2723, the housing weld check, and the switch to two-piece pump cover seal rings in December 2008. static.nhtsa.gov/odi/tsbs/2014/SB-10043845-3346.pdf
  3. Sonnax — GM 6L80 Transmission unit overview. Reference for the 6L80 clutch-to-clutch architecture and solenoid control. www.sonnax.com/units/301-6l80

6L80 Clutch Module 2006-18

$233.99
In stock • ships from the USA • FREE shipping • 30-day returns

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