How to remove and install a differential pinion seal on Chevrolet Avalanche,Silverado,Suburban,Tahoe,GMC Sierra,Yukon,Yukon Denali and Yukon XL?

To remove and install a differential pinion seal, first loosen the wheel lug nuts and raise the front or rear of the vehicle on jackstands. Remove the wheels and disconnect the driveshaft from the differential pinion flange. Rotate the pinion and record the torque required to rotate it. Mark the relationship of the pinion flange to the shaft and count the number of exposed threads on the shaft. Use a special tool or chain wrench to immobilize the flange and remove the pinion nut. Withdraw the flange and pry out the old seal. Install the new seal by lubricating the lips and tapping it evenly into position. Apply RTV sealant to the ends of the splines visible in the center of the flange and install the washer and a new pinion nut. Tighten the nut until the recorded number of threads are exposed and measure the torque required to rotate the pinion. Tighten the nut in small increments until it matches the recorded figure and exceeds it by 5 in-lbs. Reinstall all components and tighten all fasteners to their specified torque values.

Genuine GMC Yukon Differential Seal

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13 Differential Seals found

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GMC Yukon Seal,Front Differential Drive Pinion Gear
Part Number: 12471590
$15.64 MSRP: $39.34
You Save: $23.70 (61%)
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Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Position: Front
- Replaces: 26060109
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2020 GMC Yukon | 1/2 TON, 1500 4 DOOR, 1500 4 DOOR SUV, 3/4 TON, CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON, XL 1/2 TON, XL 3/4 TON, YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 5.7L, 8 Cyl 6.0L, 8 Cyl 6.0L Flex, 8 Cyl 6.2L, 8 Cyl 6.2L Flex, 8 Cyl 6.5L Diesel, 8 Cyl 8.1L
View related parts
GMC Yukon Seal,Differential Drive Pinion Gear
Part Number: 26064030
$26.19 MSRP: $49.41
You Save: $23.22 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2014 GMC Yukon | 3/4 TON, XL 3/4 TON | 8 Cyl 6.0L, 8 Cyl 6.0L Flex
- 2000-2006 GMC Yukon | 3/4 TON, XL 3/4 TON | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.7L, 8 Cyl 6.0L, 8 Cyl 8.1L
View related parts
GMC Yukon Seal,Differential Drive Pinion Gear
Part Number: 26064028
$30.33 MSRP: $50.20
You Save: $19.87 (40%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-2008 GMC Yukon | 1/2 TON, CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON, XL 1/2 TON, YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 5.7L, 8 Cyl 6.0L, 8 Cyl 6.2L, 8 Cyl 6.5L Diesel, 8 Cyl 8.1L
View related parts
GMC Yukon Seal,Differential Drive Pinion Gear
Part Number: 26064029
$25.40 MSRP: $42.04
You Save: $16.64 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Front Seal, Pinion Seal
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2014 GMC Yukon | 1/2 TON, 3/4 TON, CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON, XL 3/4 TON, YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 5.7L, 8 Cyl 6.0L, 8 Cyl 6.0L Flex, 8 Cyl 6.2L, 8 Cyl 6.2L Flex, 8 Cyl 6.5L Diesel, 8 Cyl 8.1L
View related parts
GMC Yukon Seal,Differential Drive Pinion Gear
Part Number: 22943111
$60.11 MSRP: $104.61
You Save: $44.50 (43%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Replaced by: 84924145
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 GMC Yukon | 1500 4 DOOR, 1500 4 DOOR SUV, 1500 4 DOOR UTILITY | 8 Cyl 5.3L, 8 Cyl 6.2L
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GMC Yukon Seal, Front Diff Drv P/Gr
Part Number: 84428304
$25.14 MSRP: $47.45
You Save: $22.31 (48%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pinion Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021 GMC Yukon | YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE | 6 Cyl 3.0L Diesel, 8 Cyl 5.3L, 8 Cyl 6.2L
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GMC Yukon Seal, Front Diff Drv P/Gr
Part Number: 23243853
$19.27 MSRP: $35.03
You Save: $15.76 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pinion Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021 GMC Yukon | YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE | 6 Cyl 3.0L Diesel, 8 Cyl 5.3L, 8 Cyl 6.2L
View related parts
GMC Yukon Seal, Diff Drv P/Gr
Part Number: 84446294
$27.31 MSRP: $45.21
You Save: $17.90 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pinion Seal
- Replaced by: 84811694
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021 GMC Yukon | 1/2 TON, YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE | 6 Cyl 3.0L Diesel, 8 Cyl 5.3L, 8 Cyl 6.2L
View related parts
GMC Yukon Seal, Diff Drv P/Gr
Part Number: 84881448
$107.22 MSRP: $168.70
You Save: $61.48 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pinion Seal
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021 GMC Yukon | 1/2 TON, YUKON XL/DENALI XL/ESCALADE ESV, YUKON/DENALI/ESCALADE | 6 Cyl 3.0L Diesel, 8 Cyl 5.3L, 8 Cyl 6.2L
View related parts
GMC Yukon Seal,Differential Drive Pinion Gear
Part Number: 26033578
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1997 GMC Yukon | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 5.7L, 8 Cyl 6.5L Diesel
View related parts
GMC Yukon Seal,Front Differential Drive Pinion Gear
Part Number: 15530288
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1997 GMC Yukon | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 5.7L, 8 Cyl 6.5L Diesel
View related parts
GMC Yukon Seal,Differential Drive Pinion Gear
Part Number: 14012694
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1997 GMC Yukon | CLASSIC 2 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON | 8 Cyl 5.7L, 8 Cyl 6.5L Diesel
View related parts
GMC Yukon Seal,Differential Drive Pinion Gear
Part Number: 26094851
Product Specifications
- Other Name: SEAL, Differential Drive Pinion Shaft Bearing; Pinion Seal
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 GMC Yukon | 3/4 TON, XL 3/4 TON | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 8.1L

GMC Yukon Differential Seal Parts Questions & Experts Answers

Seal,Differential Drive Pinion Gear
26064030
Q: How to remove and install a differential pinion seal on Chevrolet Avalanche,Silverado,Suburban,Tahoe,GMC Sierra,Yukon,Yukon Denali and Yukon XL?
A: To remove and install a differential pinion seal, first loosen the wheel lug nuts and raise the front or rear of the vehicle on jackstands. Remove the wheels and disconnect the driveshaft from the differential pinion flange. Rotate the pinion and record the torque required to rotate it. Mark the relationship of the pinion flange to the shaft and count the number of exposed threads on the shaft. Use a special tool or chain wrench to immobilize the flange and remove the pinion nut. Withdraw the flange and pry out the old seal. Install the new seal by lubricating the lips and tapping it evenly into position. Apply RTV sealant to the ends of the splines visible in the center of the flange and install the washer and a new pinion nut. Tighten the nut until the recorded number of threads are exposed and measure the torque required to rotate the pinion. Tighten the nut in small increments until it matches the recorded figure and exceeds it by 5 in-lbs. Reinstall all components and tighten all fasteners to their specified torque values.