1. Automatic Transmissions Products
  2. sku: 475350730593171
  3. ALLISON 400-4287

ALLISON 400-4287 Transmission 145K M74 1000P 6.6L

fits model: 3500, 2500, 4x4, Silverado, Sierra. make: Allison. year: 2003.

1000p Sierra 145k M74 4x4 Transmission Silverado 6.6l Allison 2003 3500 2500

( Manufacturer Part Number: 400-4287 ), ( Part Type: Transmission ), ( Genuine Oem: Yes )

Review ALLISON 145k Transmission M74 6.6l fits SILVERADO SIERRA 3500 2500 4X4 2003

The Allison M74 1000P transmission is an advanced automatic transmission system specifically designed for the 2003 Silverado and Sierra 1500 and 2500 4x4 models equipped with the 6.6L Duramax V8 engine. This transmission is a testament to Allison's commitment to delivering robust, reliable, and efficient powertrain solutions for heavy-duty applications.

The M74 1000P transmission features a 6-speed automatic configuration, with each gear designed to provide optimal performance in various driving conditions. This transmission is capable of handling high torque outputs, making it an ideal choice for towing and hauling heavy loads. The 1000P designation indicates that this transmission is a heavy-duty model, capable of handling the power and torque demands of the 6.6L Duramax engine.

The Allison M74 1000P transmission is known for its smooth and seamless shifts, ensuring a comfortable driving experience even under heavy load conditions. It utilizes advanced electronic controls and diagnostics, which allow for precise fuel injection, improved fuel efficiency, and reduced emissions. The transmission also features a robust torque converter and a durable gear train, ensuring long-lasting performance and reliability.

In addition, the M74 1000P transmission is designed with ease of maintenance in mind. It features easy-to-reach service points and a modular design, which allows for quick and easy component replacement. This can help reduce downtime and maintenance costs, making it a cost-effective solution for fleet owners and heavy-duty vehicle users.

In summary, the Allison M74 1000P transmission is a high-performance, heavy-duty automatic transmission system designed for the 2003 Silverado and Sierra 6.6L Duramax V8 4x4 models. It delivers smooth shifts, improved fuel efficiency, and robust performance, making it an ideal choice for towing and hauling applications. Its modular design and easy-to-reach service points also make it a cost-effective and reliable solution for fleet owners and heavy-duty vehicle users.

Pros of buying a 2003 Silverado Sierra 1500 with the M74 1000p Allison 4x4 6.6L 3500 2500 transmission:

1. Reliability: The Allison 1000 transmission is known for its durability and reliability, especially in heavy-duty applications.

2. Power: The 6.6L V8 engine provides ample power for towing and hauling, making this truck a great option for those who need a workhorse.

3. Four-Wheel Drive: The 4x4 system provides excellent traction and stability in various driving conditions, making it a good choice for off-road enthusiasts or those who live in areas with harsh weather.

Cons of buying a 2003 Silverado Sierra 1500 with the M74 1000p Allison 4x4 6.6L 3500 2500 transmission:

1. Age and Maintenance: The truck is over 18 years old, which means it may require more frequent maintenance and repairs.

2. Fuel Efficiency: The large engine and transmission can result in lower fuel efficiency, which may be a concern for those who drive a lot or have a tight budget.

3. Cost: The price of this truck may be higher than newer models with similar capabilities, which could be a barrier for some buyers.

Conclusion:

The 2003 Silverado Sierra 1500 with the M74 1000p Allison 4x4 6.6L 3500 2500 transmission is a reliable and powerful option for those who need a heavy-duty truck. However, the age and maintenance requirements, as well as the potential for lower fuel efficiency and higher cost, are important factors to consider before making a purchase.

Recommendation:

If you are looking for a heavy-duty truck with good towing and hauling capabilities, and you are willing to invest in maintenance and potential repairs, this truck could be a good option for you. However, it is important to thoroughly inspect the vehicle and get a repair history before making a purchase to ensure that you are getting a reliable and well-maintained vehicle. Additionally, consider testing driving the truck to see if it meets your specific needs and preferences.

Details:

part #: 4004287 prices

  • $36.95-$102.25

specifications autotransmissionsgo:

  • for models: 3500, 2500, 4x4, Silverado, Sierra
  • for makes: Allison
  • for years: 2003
  • mpn: 400-4287
  • part type: Transmission
  • genuine oem: Yes

General:

  • condition: Used
  • Motors > Parts & Accessories > Car & Truck Parts > Transmission & Drivetrain > Automatic Transmission & Parts > Complete Auto Transmissions
  • in stock: Yes

Payments:

  • PayPal

Shipping:

  • handling: 2 days
  • type: Freight

Offer:

  • # Sold: 0
  • # bids: 0
  • best offer: true
  • quantity: 1
  • Started: July 23, 2014, 1:20 am

Ratings:

  1. fast shipping great product and A+ seller 07-18-14
  2. Awesome job! perfect product. Great shipping time. Will shop again soon! 07-18-14
  3. Looks like factory parts good quality 07-21-14
  4. Quick response and fast payment. Perfect! THANKS!! 07-23-14
  5. A++ Great item!!! 07-18-14

Returns:

  • time: 14 Days
  • paid by: Buyer
  • policy: returns accepted
  • type: Money Back

Seller:

  • zipcode: 79835
  • city: Canutillo, Texas
for models: 3500, 2500, 4x4, silverado, sierra, for makes: allison, for years: 2003, part type: transmission, genuine oem: yes,
category: auto parts > transmission & drivetrain > automatic transmission & parts > complete auto transmissions, sku: 475350730593171,
Review#1 fast shipping great product and A+ seller ()
Review#2 Awesome job! perfect product. Great shipping time. Will shop again soon! ()
Review#3 Looks like factory parts good quality ()
Review#4 Quick response and fast payment. Perfect! THANKS!! ()
Review#5 A++ Great item!!! ()
Allison 400-4287 Is Similar To:
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5 offers $36.95–$102.25 USD
  • Used. Offer #1 priced at $102.25 + $0.00 shipping estimate = $102.25* total. This part was removed from a 2002 Chevy Silverado 2500 HD 6.6 Duramax diesel extended cab 4 door 4x4 with the Graphite color interior. USED Factory Original Allison 5-speed auto transmission P-3 planet for 01+02 Chevy Silverado 2500HD 6.6 LB7 Duramax trucks.FREE SHIPPING
  • Used. Offer #2 priced at $46.95 + $0.00 shipping estimate = $46.95* total. USED Factory Original Allison 5-speed auto transmission P-3 sun gear for 01+02 Chevy Silverado 2500HD 6.6 LB7 Duramax trucks.FREE SHIPPING
  • Used. Offer #3 priced at $36.95 + $0.00 shipping estimate = $36.95* total. USED Factory Original Allison 5-speed auto transmission P-2 to P-3 spacer for 01-04 Chevy Silverado 2500HD 6.6 LB7 Duramax trucks.FREE SHIPPING
  • New. Offer #4 priced at $2118.53 + $0.00 shipping estimate = $2118.53* total. SunCoast, XDP, AirDog, SCT, Banks, Fleece, HSP, Bully Dog & More! ALLISON BILLET P2 PLANET. P2 heat treated Planetary fix kit Contains (1) Machined P2 Planetary.FREE SHIPPING
  • New. Offer #5 priced at $2118.53 + $0.00 shipping estimate = $2118.53* total. SunCoast, XDP, AirDog, SCT, Banks, Fleece, HSP, Bully Dog & More! ALLISON P2 PLANET/SG C2 CAP.FREE SHIPPING

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