ATS Stage 3 Transmission Package 01-04 6.6L GM Duramax LB7
SKU: 88334020663

ATS Stage 3 Transmission Package 01-04 6.6L GM Duramax LB7

Sale price$3514.49 Regular price$3904.99
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Ships within 48 hours · Estimated delivery Jul 6 - Jul 11

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Description

ATS Stage 3 Transmission Package 01-04 6.6L GM Duramax LB7The Allison 1000 has no doubt proven itself since its mating in 2001 behind the first Duramax equipped GM trucks. Its longevity, even when pushed with moderately heavy loads and higher horsepower have put it at the forefront of transmissions until recently. However, as miles and horsepower accumulate, these transmissions will find their failure points, and ATS has the cure to ensure your horsepower is getting to the ground efficiently. By increasing

The Allison 1000 has no doubt proven itself since its mating in 2001 behind the first Duramax equipped GM trucks. Its longevity, even when pushed with moderately heavy loads and higher horsepower have put it at the forefront of transmissions until recently. However, as miles and horsepower accumulate, these transmissions will find their failure points, and ATS has the cure to ensure your horsepower is getting to the ground efficiently.

By increasing the capability of the torque converter, clutch surface area, and line pressure, the transmission can hold 200% more torque than stock. The result is a setup strong enough to handle aftermarket fueling, turbo(s), and tuning, yet is still smooth enough to tow and daily drive with.

SHIPPING POLICY - Due to the size and weight of transmissions, they cannot be shipped through traditional couriers, such as UPS, FedEx, USPS, etc. and MUST be shipped via truck freight. We do not offer free shipping on transmissions, however, we do offer a very competitive rate charged at checkout checkout. Once your core transmission is ready for pick up, you just need to give us a call or send us an e-mail with your original order number and the core tag on the transmission, and we can supply you with a quote on the return shipping as that is not covered in the original shipping cost. Otherwise, we give you the option to coordinate the return shipping on your own and independently pay your courier of choice. As always, if you have any questions, give us a call or send us an e-mail.

ATS GM 6.6L Duramax 4WD Allison LCT1000 Transmission Package Stage Build Comparison

Stage 1 Stage 2 Stage 3 Stage 4 Stage 5 Stage 6
Horsepower Rating 550 hp 650 hp 750 hp 850 hp 950 hp 1050 hp
ATS Allison LCT1000 Transmission
Five-Star® Torque Converter
Deep Pan Transmission Pan
Co-Pilot® Transmission Controller
ATS Billet Input Shaft
ATS Billet Intermediate Shaft
ATS Billet Output Shaft
Billet P2 Carrier, C2 Hub, P1 Sungear

ATS GM 6.6L Duramax 2WD Allison LCT1000 Transmission Package Stage Build Comparison

Stage 1 Stage 2 Stage 3 Stage 4 Stage 5
Horsepower Rating 550 hp 650 hp 750 hp 850 hp 950 hp
ATS Allison LCT1000 Transmission
Five-Star® Torque Converter
Deep Pan Transmission Pan
Co-Pilot® Transmission Controller
ATS Billet Input Shaft
ATS Billet Intermediate Shaft
Billet P2 Carrier, C2 Hub, P1 Sungear
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 88334020663

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AnaC
Omaha, US
★★★★★ 5
Great Quality and durability
Color: Ultra, Size: Large
I have a teething puppy and this is the only ball that has outlasted the rest!! Big chewer and still bounces and no tears! Keeps him entertained for hours!! Sturdy, solid, good quality and value!
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Reviewed in the United States on February 12, 2026
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Dana Kurtz
Lexington, US
★★★★★ 5
Durable, even for a Great Dane!
Color: Ultra, Size: XXL
I've bought many tennis ball sized ChuckIt balls in the past (for medium sized dogs we've owned), so when we knew we were going to be babysitting our daughter's Great Dane, I bought a bigger one for her. The 4" is perfect for her! She plays catch with it, but also likes to gnaw on it. It holds up great!
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Reviewed in the United States on April 19, 2026
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Ol' Hippie
Carnegie, US
★★★★★ 5
Another great product from Chuckit!
Color: Ultra, Size: XL
Exactly the high quality that I've come to expect from Chuckit! The plastic/rubber used in their products is extremely tough yet gives enough that it's hard to actually pierce the it and tear apart. We have had Chuckit! Sticks and Balls with launcher for years and love them all. This particular ball is pretty big so my 45 pound pit mix struggles to pick it up but that's part of the fun for him. My 85 pound pit mix can pick it up no problem. The only "complaint" is that the two of them have been having so much fun with their new ball, they have already knocked something over and broke it. 😁
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Reviewed in the United States on March 26, 2026
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Cristy L. Spencer
Lake Worth, US
★★★★★ 5
Perfect for my mid size pit bull
Color: Ultra, Size: XL
Updating my review, the ball only lasted 5 days. I left the 5 stars because we had enough fun those 5 days to be worth the small price. She has dog has a lot of jaw strength, so I’m not surprised We have a mid size foster pit bull. This ball is her favorite toy. It’s durable and the perfect size for her to play ball safely.
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Reviewed in the United States on February 22, 2026
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cassidy y
Los Angeles, US
★★★★★ 5
Good quality
Color: Ultra, Size: Large, Color: Ultra, Size: Large
Great quality. I purchased for my daughter’s dog who destroys all toys. This toy holds up. I didn’t realize it was a large and the chickit stick she had was a medium. The large ball ended up working out good for playing inside the house. The dog likes it a lot.
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Reviewed in the United States on May 3, 2026

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