Crown Automotive
Vacuum Shift Diaphragm Seal for 76-79 Jeep CJ7 & 73-79 Jeep SJ | Replaces 8123024 | PORC Off Road Products
Vacuum Shift Diaphragm Seal for 76-79 Jeep CJ7 & 73-79 Jeep SJ | Replaces 8123024 | PORC Off Road Products
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Restore dependable Quadra-Trac vacuum shift operation with an OE-style diaphragm seal.
Designed for Quadra-Trac transfer case applications, this vacuum shift diaphragm seal helps maintain proper vacuum pressure for smooth transfer case engagement while preventing leaks and keeping dirt, moisture, and other contaminants out of the diaphragm assembly.
Quick Specs
- Part Type: Vacuum Shift Diaphragm Seal
- Location: Transfer Case Vacuum Shift Diaphragm Assembly
- Transfer Case: Quadra-Trac
- Quantity: Sold Individually
- Replacement Style: OE-Style Replacement
Vehicle Fitment
- 1976-1979 Jeep CJ7 with Quadra-Trac transfer case
- 1973-1979 Jeep SJ with Quadra-Trac transfer case
- 1973-1979 Jeep J-Series with Quadra-Trac transfer case
Part Numbers
- OE Part Number: 8123024
Product Details
A deteriorated diaphragm seal can reduce vacuum pressure, leading to improper transfer case operation and potential contamination within the vacuum shift assembly. Replacing the seal during routine service or a transfer case rebuild helps restore dependable vacuum system performance.
Manufactured as an OE-style replacement, this seal is engineered for reliable fit, sealing performance, and long-lasting durability on compatible Quadra-Trac transfer case applications.
Fitment Note
Please verify your vehicle's transfer case application and original part number before ordering to ensure proper fitment.
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