3961415 GENERAL MOTORS Bolt Ring Pinion Gears Box Gm

Review GENERAL MOTORS Gm Bolt Ring And Pinion Gears Truck 4.11 Ratio Original Box for GM 2012

Introducing the 3961415 GM 12-bolt Ring and Pinion Gears Set with 4.11 Ratio, an essential upgrade for your automotive drivetrain system. This premium set, engineered by General Motors, is designed to deliver enhanced power transfer and improved vehicle performance.

The Ring and Pinion Gears Set consists of two main components: the Ring Gear and the Pinion Gear. The Ring Gear, with a tooth count of 33, is mounted to the differential housing and meshes with the Pinion Gear. The Pinion Gear, with a tooth count of 22, is secured to the driveshaft and engages the Ring Gear. Together, they transmit power from the engine to the wheels, enabling your vehicle to move.

This particular set comes with a gear ratio of 4.11:1. A lower final drive ratio, such as 4.11, provides better acceleration and improved off-the-line performance. It's an excellent choice for those seeking to enhance the overall driving experience, especially in applications where towing or hauling heavy loads is a frequent requirement.

The 12-bolt design of this differential housing is widely used in various GM vehicles, including trucks and SUVs. It's known for its durability and strength, making it a popular choice for heavy-duty applications. The Ring and Pinion Gears Set is manufactured using high-quality materials and precision machining techniques to ensure optimal fitment, durability, and longevity.

Installing this Ring and Pinion Gears Set is a straightforward process, and it is compatible with most aftermarket differential covers. However, it's always recommended to consult your vehicle's service manual or consult a professional mechanic to ensure a successful installation.

In summary, the 3961415 GM 12-bolt Ring and Pinion Gears Set with a 4.11 ratio is an excellent upgrade for your vehicle, delivering improved power transfer, enhanced acceleration, and a more enjoyable driving experience. Its durability, strength, and ease of installation make it a top choice for those seeking to optimize their automotive drivetrain system.

Buying a 3.96:1 12-bolt ring and pinion gear set with a 4.11 ratio from GM (General Motors) has its own set of advantages and disadvantages. Let's discuss each in detail.

1. OEM Quality: These gears are manufactured by General Motors, ensuring they meet the original equipment specifications and quality standards.

2. Availability: GM parts are widely available at auto parts stores and through online retailers, making it easy to find and purchase the necessary gears.

3. Compatibility: These gears are designed specifically for the 12-bolt Chevrolet and GMC rear ends, ensuring a perfect fit and smooth operation.

4. Durability: GM gears are known for their robustness and durability, making them a popular choice for high-performance applications.

1. Cost: OEM gears can be more expensive than aftermarket alternatives due to the brand name and quality.

2. Limited Customization: Since these gears are manufactured to GM's specifications, there may be limited options for customization, such as gear ratios or materials.

3. Potential for Worn or Damaged Parts: If the vehicle has been heavily used or has a history of poor maintenance, the gears may already be worn or damaged, requiring additional expenditures for replacement or repair.

When deciding to buy a 3.96:1 12-bolt ring and pinion gear set with a 4.11 ratio from GM, it's essential to consider both the advantages and disadvantages. The advantages include OEM quality, availability, compatibility, and durability. However, the disadvantages include higher cost, limited customization, and potential for worn or damaged parts.

If your primary goal is to maintain the original performance and reliability of your GM vehicle, or if you plan to use the vehicle for high-performance applications, investing in OEM GM gears is recommended. However, if you're looking for custom gear ratios or seeking to minimize costs, aftermarket alternatives may be a better option. Always ensure the gears are in good condition before installation to avoid additional expenses.

Details:

These are simply awesome original Gm gears. The pinion gear is stamped with part number 3884937 and dated 3 68. All gear teeth are in good shape with no pitting, corrosion, or chips. The part number of the gear set is 3961415.

This is an original pair of Gm rear axle gears for Chevrolet and GMC 12 bolt ends. The gears are in the original box. These gears are in good condition as shown. These gears are in good original condition and the box.

Shipping: the domestic shipping cost shown is for the continental us. All threads are in good condition. I am not sure if they are nos or used so selling them as to be on the safe side. The ring gear is stamped 3819037 and also dated 3 68.

specifications differentialsdepo:

• for makes: Gm
• for years: 2012
• brand: General Motors
• mpn: 3961415
• type: Pinion
• oe/oem part number: 6260542
• gear ratio: 4.11

payments differentialsdepo:

• wallet: google-pay
• credit card: diners-club
• cash
• money order
• other

general differentialsdepo:

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

shipping differentialsdepo:

• service: standard
• class: standard
• transit: 5-12 days
• type: fixed

offer differentialsdepo:

• prices: $9.99–$11.50
• item condition:
  • New other (see details)
  • New
  • Used
• sold #: 17
• started: june 26, 2025
• availability: in stock
• best offers: true
• in stock #: 5
• options: ship-to-home

seller differentialsdepo:

• # reviews: 16833
• rating: 99.9%
• city: santa cruz, california

returns differentialsdepo:

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