84066050 GM GENUINE PARTS Differential Ring Pinion Gear Kit
More Information
Brand
GM GENUINE PARTS
Manufacturer Part Number
84066050
Part Type
RING PINION GEAR
Genuine Oem
YES
Warranty
1 YEAR
Fitment Type
DIRECT REPLACEMENT
Make
CHEVROLET
Parts Included
ONLY PART REFERENCE 11 ON THE DIAGRAM IS INCLUDED
Replaces Part Number
12471421, 12479228, 19257203, 23445898
Review GM GENUINE PARTS Differential Ring And Pinion Gear Kit
GM 84066050 Differential Ring Gear & Pinion Kit
The GM 84066050 Differential Ring Gear & Pinion Kit is an essential upgrade for vehicle owners seeking to enhance the performance and durability of their differentials. Designed specifically for select GM applications, this kit comes complete with a high-quality ring gear and pinion gear.
The ring gear, part number 8406605, is a critical component of the differential assembly. It is engineered to provide a secure connection between the differential housing and the pinion shaft, ensuring efficient power transfer from the engine to the wheels. This ring gear is made from premium steel alloy, ensuring both strength and longevity. Its precision-machined teeth are designed to mesh perfectly with the pinion gear, providing a positive and smooth engagement.
The pinion gear, part number 84128617, is the other half of this power-transmitting duo. It connects to the driveshaft and, through the ring gear, to the differential. This gear is also manufactured from premium steel alloy, ensuring it can handle the heavy loads and power required for high-performance driving. Its teeth are designed to match perfectly with the ring gear's teeth, ensuring a seamless and efficient power transfer.
This GM 84066050 Differential Ring Gear & Pinion Kit is an excellent choice for those looking to upgrade their differentials for improved performance and durability. It is designed to meet or exceed OEM specifications, ensuring a perfect fit and function. This kit is also backed by the manufacturer's warranty, providing peace of mind to customers.
In summary, the GM 84066050 Differential Ring Gear & Pinion Kit is a high-quality, durable solution for those seeking to upgrade their vehicle's differential components. Its precision-engineered design, use of premium materials, and perfect fit make it an excellent choice for both everyday driving and high-performance applications.
Pros and Cons of buying a GM 84066050 Differential Ring Pinion Gear Kit
The GM 84066050 Differential Ring Pinion Gear Kit is a popular replacement option for various GM vehicles. Like any automotive part, it comes with its advantages and disadvantages. Below, we'll outline some key points to help you make an informed decision.
Pros:
1. OEM (Original Equipment Manufacturer) part: This kit is a factory-original replacement, ensuring a perfect fit and match to your vehicle's specifications.
2. Improved performance: Replacing worn-out or damaged gears can lead to better vehicle performance and handling.
3. DuraGear technology: The GM 84066050 kit features DuraGear technology, which is designed for enhanced durability, strength, and resistance to wear.
4. Quiet operation: New gears can significantly reduce noise levels, providing a more comfortable driving experience.
5. Prevent further damage: Replacing worn-out gears can help prevent further damage to other components in your differential.
Cons:
1. Cost: OEM parts, such as the GM 84066050 kit, tend to be more expensive compared to aftermarket alternatives.
2. Installation complexity: Installing the kit yourself may require advanced mechanical skills and specific tools.
3. Potential for incorrect installation: Improper installation could result in further damage or reduced performance.
4. Wait time for delivery: If you need the part urgently, you may have to wait for shipping if you're unable to find it locally.
5. Limited availability: The GM 84066050 kit might not be readily available in all areas, making it difficult to obtain in a timely manner.
Conclusion:
The GM 84066050 Differential Ring Pinion Gear Kit offers several advantages, including OEM quality, improved performance, and durability. However, it comes with some downsides, such as cost, installation complexity, and limited availability. Ultimately, the decision to purchase this kit depends on your budget, mechanical skills, and the urgency of the replacement.
Recommendation:
If you're looking for a reliable and long-lasting replacement, the GM 84066050 Differential Ring Pinion Gear Kit is an excellent option. However, if you're on a tight budget or prefer a more cost-effective alternative, consider researching aftermarket options that may suit your needs. Regardless of your choice, make sure to follow proper installation procedures to ensure optimal performance and longevity.
Details:
Electrical parts are not returnable. Without 10.50 ring gear set. Suburban 3500hd. Silverado, sierra.
Parts must be resalable and in the original packaging. Shipping carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.
specifications differentialsdepo:
brand: Gm Genuine Parts
mpn: 84066050
part type: Ring Pinion Gear
genuine oem: Yes
warranty: 1 Year
fitment type: Direct Replacement
make: Chevrolet
parts included: Only Part Reference 11 On The Diagram Is Included
replaces part number: 12471421, 12479228, 19257203, 23445898
general differentialsdepo:
category: Auto Parts > Transmission Drivetrain > Differentials > Assemblies
returns differentialsdepo:
paid by: seller
policy: returns accepted
time: 30 days
payments differentialsdepo:
other
credit card: diners-club
wallet: paypal
shipping differentialsdepo:
type: fixed
transit: 4-9 days
carrier: ups
class: standard, expedited
service: ups ground, ups 2nd day air
seller differentialsdepo:
city: lees summit, missouri
rating: 100.0%
# reviews: 55
offer differentialsdepo:
sold #: 15
options: ship-to-home
availability: in stock
in stock #: 5
started: september 13, 2025
prices: $105.17–$516.92
item condition:
New other (see details)
New
rating: 100.0% out of 100 based on 55 user ratings.
Auburn Gear 542031 Gm 12 Bolt 8.875 4-series Car Posi 30 Spline 4.10 And Up Camaro NovaCarrier bearings are not spun on their hubs but will need replacing. Cross pin is not wobbled out and fits snug in its bore. Clutch resistance was checked with two axles and shorter bars turning in the same direction decent. Ring gear area has some minor marks on it as seen in the pics. Deck height...(December 30th, 2023)
Gm 26050890 26050889 Oem 7.5 7.6 10 Bolt 3.42 Gear Set 26050890 Camaro Firebird S10 Monte CarloThese are used but in good condition. Comes with ring gear bolts and assortment of shims. Oem Gm 7.5 /7.6125 10 bolt 3.42 gear ratio ring and pinion set. Part # on pinion is 26050889.THESE gears to be used with a series 3 carrier. Series 3 carriers are 3.23 and numerically higher. Part # on ring ...(January 6th, 2024)
Motive G888373 Gear Gm 3.73 12 Bolt Ring And Pinion Set Excellent ConditionTeeth, splines and threads are near perfect. Excellent used condition. Used for only a short time. Gm 3.73:1 ratio. 41 tooth, 8.875 ring gear, 11 tooth 1.625, 30 spline, pinion gear. Motive brand, performance ring and pinion set, part# G888373...(January 13th, 2024)
Mastercool 78-3213 A c Clutch Puller And Installer Tool GmI bought this tool in 2021 when was teaching automotive technology. I used this for one class, day. An a/c clutch removal/installer tool Gm. There is lite rust and a little mushrooming on the end as shown in last picture. It Hans't been used since...(January 13th, 2024)
Richmond 49-0034-1 Gm 8.5 Inch Ring And Pinion Chevrolet Pontiac Olds Chevelle Camaro Gto Z 28Make sure what equipment Gm placed in your vehicle. This set fits numerous Gm rear ends such as 70-76 Chevy, CHEVELLE,70-75 Chevy ii, 70-81 Camry, got/fire bird, 72-81 trans am, Eli amino 70-76, some K-10; C10; blazer; suburban. Richmond gear set for Gm products needing 8.50 ring GEAR/1.626 pinion ...(January 14th, 2024)