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AAM 40279079 Steel Pitman Arm - Premium GM Steering Fit
American Axle & Manufacturing

AAM 40279079 Steel Pitman Arm - Premium GM Steering Fit

$85.96 In Stock Sold out
SKU: 40279079
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100% ORIGINAL AND QUALITY

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  • Description
  • Fitment
  • Warranty and Refund
  • Reviews

Keep your steering system responsive and reliable with the American Axle & Manufacturing 40279079 Pitman Arm. Built from durable steel with a black finish, this premium steering component is designed to fit a broad range of Cadillac, Chevrolet, and GMC trucks and SUVs spanning model years 1999-2024, including Silverado, Express, and Escalade EXT applications. As a direct-fit replacement, it ships one per application for straightforward ordering. American Axle & Manufacturing is a recognized name in steering and drivetrain components, and this pitman arm carries a 1-year limited warranty for added peace of mind. Whether you're restoring steering precision on a work truck or maintaining a full-size SUV, this steel pitman arm delivers the quality construction your steering linkage depends on. Check the application details to confirm fitment for your specific year, make, model, and engine combination before ordering.

Features

  • Steel construction offers durable steering linkage strength for demanding daily driving conditions.
  • Premium-grade build quality supports dependable steering arm performance and longevity.
  • Broad GM fitment spans 1999-2024 across Silverado, Express, and Escalade EXT platforms.
  • One per application quantity simplifies ordering without guessing part counts.
  • Backed by a 1-year limited warranty for added buyer confidence.

Application Summary

1999 Chevrolet Silverado 2500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS
2000-2003, 2005-2009 Chevrolet Suburban 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2000-2004 Chevrolet Silverado 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2000-2004, 2006-2009 GMC Yukon XL 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2001-2003, 2005-2006 Chevrolet Silverado 1500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2001-2003, 2005-2006 Chevrolet Silverado 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2001-2003, 2005-2006 GMC Sierra 1500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2001-2006 GMC Sierra 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2001-2006, 2008-2010 GMC Sierra 2500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2001-2010 Chevrolet Silverado 2500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2002-2006 Cadillac Escalade EXT 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2002-2006 Chevrolet Avalanche 2500 8.1L -CC 496CID V8 OHV 16 Valve Naturally Aspirated GAS
2003, 2005-2006 Chevrolet Express 2500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS
2003, 2005-2006, 2024 GMC Savana 2500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS
2003, 2006, 2008-2009 GMC Savana 3500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS
2003-2004 Chevrolet Express 3500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS
2003-2006, 2011-2012 Chevrolet Express 1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS
2003-2007, 2011-2012, 2014 GMC Savana 1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS
2004 Chevrolet Express 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2004 Chevrolet Silverado 3500 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL
2004 Chevrolet Suburban 2500 8.1L -CC 496CID V8 OHV 16 Valve Naturally Aspirated GAS
2004 GMC Savana 2500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS
2004 GMC Sierra 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2004, 2009 Chevrolet Silverado 1500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS
2004-2005 GMC Savana 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2005 GMC Yukon XL 2500 8.1L -CC 496CID V8 OHV 16 Valve Naturally Aspirated GAS
2005-2006 Chevrolet Silverado 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2005-2006 GMC Sierra 1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS
2005-2006, 2008-2009 Chevrolet Express 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007 Chevrolet Silverado 1500 Classic 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS
2007 Chevrolet Silverado 1500 HD Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007 Chevrolet Silverado 2500 HD Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007 Chevrolet Silverado 3500 Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007 GMC Sierra 1500 Classic 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS
2007 GMC Sierra 1500 HD Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007 GMC Sierra 2500 HD 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL
2007 GMC Sierra 2500 HD Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007 GMC Sierra 3500 Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007, 2010 Chevrolet Express 2500 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL
2007, 2010 Chevrolet Express 3500 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL
2007, 2010 GMC Savana 2500 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL
2007, 2010 GMC Savana 3500 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL
2007-2009 Chevrolet Express 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS
2007-2010 Chevrolet Silverado 3500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2007-2010 GMC Sierra 3500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS
2008 Hummer H2 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated GAS
2008-2009 Chevrolet Express 2500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS
2008-2009 GMC Savana 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS
2008-2009 GMC Savana 2500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS
2009 GMC Sierra 1500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS
2009 Hummer H2 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX
2010 Chevrolet Silverado 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FULL HYBRID EV-FLEX (FHEV)
2010 GMC Sierra 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FULL HYBRID EV-FLEX (FHEV)
2010, 2013 GMC Savana 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX
2010, 2013-2014 Chevrolet Express 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX
2010-2013 Chevrolet Suburban 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2010-2013 GMC Yukon XL 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2011 Chevrolet Express 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated CNG
2011 Chevrolet Express 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated CNG
2011 GMC Savana 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated CNG
2011 GMC Savana 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated CNG
2011-2013 Chevrolet Suburban 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX
2011-2013 GMC Yukon XL 1500 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX
2012-2013, 2015-2019 Chevrolet Express 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2012-2019 Chevrolet Express 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2012-2019 GMC Savana 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2012-2019 GMC Savana 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2014 Chevrolet Express 2500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated FLEX
2015-2016 Chevrolet Express 4500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2016 GMC Savana 4500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX
2020-2021 Chevrolet Express 2500 2.8L -CC 171CID L4 DOHC 16 Valve Turbocharged DIESEL
2020-2021 Chevrolet Express 3500 2.8L -CC 171CID L4 DOHC 16 Valve Turbocharged DIESEL
2020-2021 GMC Savana 2500 2.8L -CC 171CID L4 DOHC 16 Valve Turbocharged DIESEL
2020-2021 GMC Savana 3500 2.8L -CC 171CID L4 DOHC 16 Valve Turbocharged DIESEL
2022 GMC Savana 2500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated FLEX
2022, 2024 Chevrolet Express 3500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated FLEX
2022, 2024 GMC Savana 3500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated FLEX
2022-2023 Chevrolet Express 2500 6.6L 6571CC 401CID V8 OHV 16 Valve Naturally Aspirated GAS
2023 Chevrolet Express 3500 6.6L 6571CC 401CID V8 OHV 16 Valve Naturally Aspirated GAS
2023 GMC Savana 2500 6.6L 6571CC 401CID V8 OHV 16 Valve Naturally Aspirated GAS
2023 GMC Savana 3500 6.6L 6571CC 401CID V8 OHV 16 Valve Naturally Aspirated GAS
2024 Chevrolet Express 2500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated FLEX
Part Numbers: 40279079

Specifications

  • Brand: American Axle & Manufacturing
  • Part Number: 40279079
  • Part Type: Steering Pitman Arm
  • GTIN: 00840382503108
  • Package Dimensions: 7.5000 x 5.0000 x 2.5000 IN
  • Package Weight: 3.8000 PG
  • Package Quantity: 1 EA
  • Color: Black
  • Grade Type: Premium
  • Material: Steel

Warranty

  • Warranty Type: Limited
  • Warranty Duration: 1 Years
  • Warranty Description: Limited, see demandaam.com

Returns

30-Day Money-Back Guarantee

We want you to be completely satisfied with your purchase! If you are not happy for any reason, you may return the item within 30 days for a refund, minus shipping fees, provided that: The part is brand new, uninstalled, and undamaged in any way.

To initiate a return, please contact us or email support@mizumoauto.com for a Return Authorization Number (RMA) and the return shipping address. Returns without an RMA number will be refused and returned to you at your expense.

Return Requirements:

  • Items must be securely packed in the original manufacturer's packaging.
  • All original materials must be included, such as hardware, manuals, protective caps, wrapping, and instructions.
  • You must obtain and retain the tracking number for your return.

Non-Returnable Items:

  • Piston rings, main bearings, and rod bearings are non-returnable if the manufacturer’s seal or shrink-wrapped plastic has been opened. No exceptions—this ensures the integrity of the parts you receive.

We are not responsible for lost or damaged returns. If your return is lost or damaged during shipping, a refund cannot be issued, as the item cannot be resold or returned to the supplier. Please file a claim directly with your shipping carrier for reimbursement.

Refunds are processed within 1-2 business days after we receive and inspect the returned item. Please allow this processing time before inquiring about your refund status.

 

Warranty

Mizumo Auto provides a 90-day Limited Warranty against defects in workmanship and materials under normal service conditions, effective from the original delivery date.

This warranty is non-transferable and applies only to the original purchaser. Coverage is limited to the replacement or refund of defective products.

Exclusions:

The warranty does not cover labor costs, damage resulting from accidents, misuse, alterations, or unauthorized modifications, as well as additional expenses such as towing, fluids, oils, car rentals, and any other parts not included in the original purchase.

Warranty Claims Process:

  • All warranty claims must be pre-authorized and returned prepaid to Mizumo Auto for inspection and approval.
  • No exchanges will be made for products that have been damaged, misused, or improperly installed. We strongly recommend professional installation.
  • The buyer assumes all risk of damage resulting from improper installation.

All disputes related to transactions shall be resolved by a court of competent jurisdiction in Los Angeles County, California.

 

Shipping

We offer Free UPS Ground or USPS Ground Advantage shipping within the continental U.S. (48 states).

Shipping to Other Locations:

A delivery surcharge applies to shipments to: Alaska, Hawaii, Puerto Rico, U.S. territories, APO/FPO addresses, Canada, and international destinations.

Order Processing & Tracking:

  • Orders are shipped Monday through Friday, excluding holidays.
  • Orders placed before 3:00 PM PST will ship the same day, unless unexpected delays occur.
  • A tracking number will be emailed within one business day after shipping.

If you do not receive a tracking number, please:

  • Check your spam/junk folder.
  • If it's not there, contact us via phone or eBay message for assistance.

International Orders:

Import duties, taxes, and brokerage fees are not included in the shipping fee. Please check with your shipping carrier and local customs office regarding any applicable fees before placing your order.

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