ATP Parts JG-142 Transmission Oil Pan Gasket

ATP JG-142 Transmission Oil Pan Gasket

ATP Parts JG-142 is an OE-style automatic transmission oil pan gasket built for a secure seal on a wide range of GM trucks, vans, SUVs, and select luxury applications. Its reusable sandwich construction uses an inner metal rib with molded rubber on both sides to support consistent sealing at the transmission pan.

Key Features

• OE-style automatic transmission oil pan gasket for direct-fit service applications
• Reusable sandwich construction with an inner metal rib and molded rubber sealing surfaces
• Helps maintain a tight seal between the transmission pan and case
• Fits many Chevrolet Express 2500 and Chevrolet Silverado 1500 applications
• Also fits GMC Savana 3500, GMC Sierra 2500 HD, and other listed vehicles
• Part number JG-142 for easy identification and ordering

Detailed Description

ATP Parts JG-142 is engineered as a reusable OE-style transmission pan gasket for automatic transmissions that require a formed sealing surface. The metal-reinforced sandwich design helps the gasket retain shape while the molded rubber layers conform to the pan and transmission case for dependable sealing performance. This makes it a practical choice for service work on vehicles such as the Chevrolet Express 3500, GMC Savana 2500, and Chevrolet Silverado 2500 HD, as well as many other listed fitments.

This part cross-references BBB Industries 11485 for the same application.

What It Helps Address

• Transmission fluid seepage at the oil pan rail
• Leaks caused by a flattened or damaged pan gasket
• Poor sealing after transmission service
• Repeated gasket replacement from low-quality sealing materials
• Fitment issues on OE-style automatic transmission pan applications

Installation Notes and Tips

Clean the pan rail and transmission case sealing surfaces before installation. Inspect the pan for distortion, corrosion, or damage that could affect sealing. Follow the vehicle service procedure for bolt tightening sequence and torque specifications to help the gasket seat evenly. Confirm application details against the listed fitment for your exact year, make, and model before installation.

Quality Assurance

ATP Parts manufactures this gasket as an OE-style sealing component with a metal-ribbed, molded-rubber construction for consistent fit and sealing performance. Part number JG-142 is listed across multiple interchange references, including BBB Industries 11485, for application matching.