12479037 GM GENUINE PARTS Passenger Locking Differential Disc

Review GM GENUINE PARTS Passenger Side Complete Locking Differential Clutch Disc Set Guides

GM 12479037 Passenger Locking Differential Clutch Disc Set

The GM 12479037 Passenger Locking Differential Clutch Disc Set is a crucial component for the proper functioning of your vehicle's differential system. This set includes the clutch disc and the pressure plate, both essential parts of the locking mechanism that engages the differential gears during low-speed turns.

The clutch disc in this set is meticulously designed and engineered to meet General Motors' stringent specifications. It features a durable, high-performance friction material on its outer surface, ensuring effective clutching force and smooth engagement between the clutch disc and the differential gears. The friction material is also heat-resistant, enabling the clutch disc to endure the high temperatures generated during heavy use.

The pressure plate, another critical component in this set, is responsible for applying the necessary force to the clutch disc, causing it to engage and disengage the differential gears. The GM 12479037 pressure plate is constructed from robust materials, such as cast iron, ensuring the strength and durability required to handle the torque transmitted through the differential.

This clutch disc set is specifically designed for use in GM vehicles with a passenger locking differential. By replacing worn or damaged clutch discs and pressure plates with genuine GM parts, such as the GM 12479037 set, you can ensure the optimal performance and longevity of your vehicle's differential system.

Installing the GM 12479037 Passenger Locking Differential Clutch Disc Set typically requires the expertise of a professional mechanic, as the process can be complex and time-consuming. However, the peace of mind that comes with using genuine GM parts, backed by the manufacturer's warranty, makes the investment well worth it.

In summary, the GM 12479037 Passenger Locking Differential Clutch Disc Set is a high-quality, genuine GM replacement for worn or damaged clutch discs and pressure plates in your vehicle's differential system. Its durable design and effective clutching force ensure optimal performance and longevity, making it an essential upgrade for any GM vehicle owner.

Buyer's Guide for GM 12479037 Passenger Locking Differential Clutch Disc Set

The GM 12479037 is a clutch disc set designed for the passenger side of a locking differential. It includes the clutch disc, pressure plate, and flywheel. These components help transmit power from the engine to the differential, allowing for the engagement and disengagement of the locking feature.

a. Worn-out parts: If you notice symptoms such as grinding noises, difficult engagement, or a lack of power when locking the differential, it may be time to replace the clutch disc set.

b. Upgrading: If you plan on towing heavy loads, off-roading, or racing, upgrading to a stronger clutch disc set can improve performance and reliability.

a. Cost: Replacing the clutch disc set can be an expensive repair, especially if you're not doing it yourself.

b. Labor costs: If you're not experienced in differential repairs, you'll need to pay for professional installation, which can add to the overall cost.

The GM 12479037 Passenger Locking Differential Clutch Disc Set is an essential component for maintaining the functionality and performance of your vehicle's differential. While it can be a costly repair, the benefits of improved engagement and reliability, especially for heavy-duty applications, can make it a worthwhile investment.

a. DIY Installation: If you're confident in your mechanical abilities and have the necessary tools, consider installing the new clutch disc set yourself to save on labor costs.

b. Quality Parts: Ensure you purchase a high-quality clutch disc set, such as the GM original equipment, to guarantee a proper fit and reliable performance.

c. Regular Maintenance: Regularly inspect your differential for signs of wear and replace components as needed to prevent more extensive damage and costly repairs in the future.

Details:

113 wheelbase. Parts must be resalable and in the original packaging. Electrical parts are not returnable under any circumstance. Attention: the catalog displayed is a generic consumer-friendly application and does not decipher all the options your vehicle may have been built with.

Bravado/envoy/trailblazer. Shipping carrier substitutions may be made at our determination in an attempt to reduce shipping cost. 8585 e frank Lloyd wright blvd. Despite what images and illustrations may show, all parts are sold individually.

Gm parts America. Despite what the images or illustrations may show, all parts are sold individually. Such as trim, engine size, color, etc. Scottsdale, AZ 85260.

specifications differentialsdepo:

• brand: Gm Genuine Parts
• mpn: 12479037
• part type: Clutch Guide
• genuine oem: Yes
• warranty: 1 Year
• fitment type: Direct Replacement
• make: Chevrolet
• year: 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
• parts included: Only Part Reference 13 On The Diagram Is Included

payments differentialsdepo:

• wallet: paypal
• credit card: diners-club
• other

offer differentialsdepo:

• options: ship-to-home
• in stock #: 5
• sold #: 8
• prices: $130.66–$212.75
• item condition: New
• availability: in stock
• started: may 10, 2026

returns differentialsdepo:

• policy: returns accepted
• time: 30 days
• paid by: seller

seller differentialsdepo:

• rating: 99.6%
• # reviews: 24000
• city: scottsdale, arizona

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

shipping differentialsdepo:

• transit: 3-6 days
• class: standard
• type: fixed
• service: standard