How to replace the rear transfer case output shaft seal with a transfer case seal on 2002 Chevrolet Astro?

The first step to replace the rear Transfer Case output shaft seal requires input from a vehicle lift system. Use great caution when you remove the rear propeller shaft to avoid damage to Transfer Case and shaft sealing surfaces because such damage can result in fluid leakage that might require replacements. Rear the vehicle before proceeding with the removal of the Transfer Case rear output shaft seal. Apply the j seal installer (J 37668-A) to set the new Transfer Case rear output shaft seal before reinstalling the rear propeller shaft. The last step requires checking the Transfer Case fluid capacity while keeping the vehicle at a low position.

OEM 2002 Chevrolet Astro Transfer Case Seal

Transfer Case Output Shaft Seal

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2 Transfer Case Seals found

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2002 Chevrolet Astro Output Shaft Seal, Rear
Part Number: 12547638
$75.02 MSRP: $128.84
You Save: $53.82 (42%)
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Product Specifications
- Other Name: Seal, Transfer Case Rear Output Shaft; Automatic Transmission Seal; Gasket; Extension Seal; Seal, Transfer Case
- Position: Rear
- Item Weight: 0.50 Pounds
- Item Dimensions: 4.0 x 3.8 x 1.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12547638
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2002 Chevrolet Astro Submodels:
- Base, LS, LT | 6 Cyl 4.3 L GAS
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2002 Chevrolet Astro Extension Housing Seal, Rear
Part Number: 24232325
$14.36 MSRP: $23.64
You Save: $9.28 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal, Rear Bearing Retaining; Automatic Transmission Extension Housing Seal; Transmission Seal; Seal, Transmission Rear Main Bearing; Seal, Transmission Extension
- Position: Rear
- Replaces: 24201470
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.7 x 3.8 x 1.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 24232325
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Astro Submodels:
- Base, CL, CS, LS, LT | 6 Cyl 4.3 L GAS

2002 Chevrolet Astro Transfer Case Seal

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2002 Chevrolet Astro Parts Questions & Experts Answers

Q: How to replace the rear transfer case output shaft seal with a transfer case seal on 2002 Chevrolet Astro?
A: The first step to replace the rear Transfer Case output shaft seal requires input from a vehicle lift system. Use great caution when you remove the rear propeller shaft to avoid damage to Transfer Case and shaft sealing surfaces because such damage can result in fluid leakage that might require replacements. Rear the vehicle before proceeding with the removal of the Transfer Case rear output shaft seal. Apply the j seal installer (J 37668-A) to set the new Transfer Case rear output shaft seal before reinstalling the rear propeller shaft. The last step requires checking the Transfer Case fluid capacity while keeping the vehicle at a low position.