GMC Transmission Parts

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:

• Designed to OE standards for ease of installation
• 100% copper winding for positive valve actuation on command.
• Resistance and inductance matched to OE for proper fit, form and function
• Precision ground pintle allows pintle to move freely in order to block or vent fluid pressure

Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:

• High torque and rigidity
• Sensor-safe, non-corrosive formula
• OEM specified
• Low-odor, non-corrosive formula
• Ideal for closed spaced bolt patterns

National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Design type: spring loaded; multi-lip
• Temperature range: -20°F to 300°F / -29°C to 49°C
• Resistance to EP lubricants
• Low swell in hydrocarbon fluids
• Delivers quality and reliable performance for every type of repair

Made of quality materials, this automatic transmission oil cooler line connector matches the fit and function of a damaged original equipment connector to restore leak-free performance between the transmission and the oil cooler.

Product Features:

• Quality replacement – this transmission cooler connector matches the fit and function of the original equipment connector
• Durable construction – this oil cooler line connector is made of quality materials for a precise fit and leak-free durability
• Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
• Ideal shop supply – this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line

This automatic transmission shifter cable lever is designed to match the fit and function of the original lever on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this automatic transmission shifter cable lever is designed to match the fit and function of the original lever
• Restores functionality – reliable replacement for an original part that has failed due to corrosion
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Unsurpassed quality you can trust
• Validated for fit, form and function
• Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

This automatic transmission oil cooler hose assembly is designed to match the fit and function of an original assembly. It is engineered from durable components as a reliable replacement for leaking or damaged lines on specified vehicles.

Product Features:

• Direct replacement – this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
• Ideal solution – engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
• Durable construction – made of quality materials for reliable performance and long service life
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

This automatic transmission oil cooler hose assembly is designed to match the fit and function of an original assembly. It is engineered from durable components as a reliable replacement for leaking or damaged lines on specified vehicles.

Product Features:

• Direct replacement – this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
• Ideal solution – engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
• Durable construction – made of quality materials for reliable performance and long service life
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to BUIC 09-17; CHEV 09-17; GMC 09-17; SATURN 09-10;. Please verify your application.

Product Features:

• MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
• MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
• HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
• SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
• HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
• For Years: 2009-2017
• Weight approx: 3 Lbs
• HYDRAULIC

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

This automatic transmission oil cooler hose assembly is designed to match the fit and function of an original assembly. It is engineered from durable components as a reliable replacement for leaking or damaged lines on specified vehicles.

Product Features:

• Direct replacement – this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
• Ideal solution – engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
• Durable construction – made of quality materials for reliable performance and long service life
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

This shift interlock solenoid is designed to match the fit and function of the original solenoid on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this shift interlock solenoid is designed to match the fit and function of the original solenoid on specified vehicles
• Ideal solution – this solenoid is a reliable replacement for an original part that is damaged or has failed due to fatigue, excessive heat or electrical current
• Durable construction – this solenoid is made from quality components to ensure reliable performance and a long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

Product Features:

• Imperial high-performance transmission cooler
• Size: 3/4″ x 10″ x 15-7/8″
• SAE 45-degree fittings for maximum reliability
• Electrostatic powder-coated to prevent corrosion
• SAE 45 degree fittings for maximum reliability
• Electrostatically powder coated to prevent corrosion
• All aluminum lightweight construction

The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to BUIC 77-82; CHEV 78-05; GMC 81-99; OLDS 78-83; PONT 75-93;. Please verify your application.

Product Features:

• MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
• MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
• HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
• SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
• HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
• For Years: 1975-2005
• Weight approx: 1 Lbs
• HEIGHT: 1.95 INCH / 49.53 MM WITHOUT STUD
• STUD AND BOLT HOLES INLINE
• STUD: M10-1.50
• MOUNT HOLES: 3.75 INCH / 95.25 MM

This automatic transmission oil cooler hose assembly is designed to match the fit and function of an original assembly. It is engineered from durable components as a reliable replacement for leaking or damaged lines on specified vehicles.

Product Features:

• Direct replacement – this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
• Ideal solution – engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
• Durable construction – made of quality materials for reliable performance and long service life
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

This automatic transmission dipstick tube is designed to match the fit and function of the original dipstick tube on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this automatic transmission dipstick tube is designed to match the fit and function of the original dipstick on specified vehicles
• Restores functionality – reliable replacement for an original dipstick tube that has failed due to fatigue and corrosion
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

Shift Solenoid

ACDelco GM Original Equipment Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:

• Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
• ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Unsurpassed quality you can trust
• Validated for fit, form and function
• Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Design Type: Spring Loaded; Multi-Lip
• Good abrasion and dry running capability
• High swell in hydrocarbon fluids
• Temperature range: -30°F to 325°F; -34°C to 163°C
• Delivers reliable performance for every type of repair

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair