What transmission is in 05 Duramax?

From 2001-2005, these trucks were equipped with a five-speed Allison automatic transmission.

What transmission does a 2005 Duramax Allison have?

Include core return shipping cost: $199.00. Please Note: ‘BD Performance Allison 1000 Transmission 04.5-05 6.6L LLY Duramax 4WD 1064724’ is built to order.


Allison 1000 Clutch Count
C1 6 8
C2 6 7
C3 4 6

What transmission does a 2005 Chevy Duramax have?

LLY Duramax Specifications Chart

Manufactured Years: 2004-2006
Transmission: 2004-2005: 5-Speed Auto Allison Transmission 2006: 6-Speed Auto Allison Transmission
Vin Identification: (8th Digit) 2
Displacement: 6.6 Liters or 403 Cubic Inches
Engine Weight: 835 Lbs

Which Allison Transmission do I have?

Transmission serial numbers can be found on the Transmission data plate. The serial number of an Allison transmission may be located on the transmission data plate. This can be located on the side of the transmission. This data plate is usually found on the lower rear face of the rear housing.

What transmission is in 04 Duramax?

Chevy/GMC Duramax – 2001-2004 GM 6.6L LB7 Duramax – Transmission – Allison 1000 5 Speed.

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What transmission is in a 2005 Chevy 2500hd Duramax?

Chevy/GMC Duramax – 2004.5-2005 GM 6.6L LLY Duramax – Transmission – Allison 1000 5 Speed.

What transmission is in a 2005 Chevy Silverado 2500hd?

LLY doesnt stand for anything specific, its just the RPO (regular production order) code that means “Duramax diesel engine”.

What motor is in the 2005 Duramax?

6.6L Duramax LLY Specs

Engine: 6.6L Duramax LLY, 90 degree V8 diesel
Displacement: 403 cubic inches, 6.6 liters
Assembly Site: DMAX engine plant, Moraine, Ohio
Head/Block Material: Aluminum cylinder heads, cast iron engine block
Compression Ratio: 17.5 : 1 (2004 & 2005 model years), 16.8 : 1 (2006 model year)

Is a 2005 Duramax a lly?

LLY is the code used for Duramax motors used in 2004.5 and 2005 HD trucks. Although they introduced improvements from the 2001-2004 on the LB7 motor, there are a few essential upgrades every owner should consider. (That is assuming an LLY owner would want more power, lower EGT’s and better efficiency.)

Does 2003 Duramax have Allison transmission?

While today, all Duramax trucks are paired with the Allison transmission, LB7 Duramax trucks also had an available ZF 6-speed manual transmission option.

6.6L LB7 Duramax Specifications Chart.

Manufactured Years: 2001-2004
Horsepower: 235-300 horsepower
Torque: 500-520 lb/ft of torque

Are all Allison 1000 transmissions the same?

no they are not the same. They have some different internal hard parts.

What Chevy trucks have Allison transmission?

The only way to get a true Allison-built transmission in your Silverado is to opt for the new Silverado 4500, 5500 and 6500 medium-duty trucks. These monsters will feature an Allison-designed and built six-speed automatic transmission.

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What transmission is in an 02 Duramax?

The Allison 1000 has been the standard automatic transmission for the Duramax diesel since its inception in 2001.

Allison 1000 Specs.

Name: Allison 1000
Gears/Speeds: • 5 speed, 2001 to 2005 model years • 6 speed, 2006 to present model years
Weight: ~ 330 lbs dry

What transmission does a 6.6 Duramax have?

6.6L L5P Duramax Engine Specs

Manufactured Years: 2017-2021
Transmission: 2017-2019: Allison 1000 6-Speed Automatic 2020+: Allison 10L1000 10-Speed Automatic
Displacement: 6.6 Liters or 403 Cubic Inches
Bore: 4.055″ or 103 mm
Stroke: 3.897″ or 99 mm

What transmission is in a 2006 Chevy 2500hd Duramax?

Allison six-speed automatic transmission: The Allison 1000 transmission grows from a five-speed automatic to a first-in-class six-speed automatic. It’s available for 2006 Silverado HD models equipped with the Duramax 6600 6.6L V-8 diesel or Vortec 8100 8.1L V-8.