2018 GMC Sierra 1500 Transmission Parts

Essential 2018 GMC Sierra 1500 Transmission Parts

Mahle – Oil Dipstick Seal (Part No.A1120666332MAH)

Oil Dipstick Seal

from

$2.60
Oil Dipstick Seal

Driveworks – Auto Transmission Output Shaft Seal (Part No.S-4934)

Auto Transmission Output Shaft Seal

from

$8.49
Product Features:
  • Brand may vary by location
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ACDelco – Axle Differential Be (Part No.K4011415668ACD)

Axle Differential Be

from

$115.84
Axle Differential Be

Anchor – Transmission Mount: Rear, 1 Piece (Part No.2811)

Transmission Mount: Rear, 1 Piece

from

$17.29
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 CADI 00-20; CHEV 91-21; GMC 91-21;. 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: 1991-2021
  • Weight approx: 2 Lbs
  • MATERIAL: RUBBER, STEEL
  • HEIGHT: 2.06 INCH / 52.32 MM
  • STUD: M10x1.5 1.15 INCH / 29.21 MM
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Driveworks – Taper Bearing Cone (Part No.S-LM-501349)

Taper Bearing Cone

from

$10.79
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Carquest – Neutral Safety Switch (Part No.S9171)

Neutral Safety Switch

from

$48.05
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
  • Robust design and high grade materials meet the stringent demands of today’s service professional
  • Our switches are manufactured under a completely quality control process from componentry to finished products by experienced professional
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ATP – REUSABLE AT PAN GSKT (Part No.JG-142)

REUSABLE AT PAN GSKT

from

$36.99
REUSABLE AT PAN GSKT

Dorman – Transmission Shift Interlock Solenoid (Part No.924-977)

Transmission Shift Interlock Solenoid

from

$29.99
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
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Dorman – Metal Clip Nut No.8 (Part No.961-304D)

Metal Clip Nut No.8

from

$4.49
Dorman offers a comprehensive line of Clip / Spring Nuts for a range of automotive applications. They are available for use with a large variety of screw sizes, throat depths, and panel ranges.

Product Features:
  • Constructed of high-quality materials for long-lasting durability
  • Many different styles are available, including threaded and wide panel
  • Packaged in a variety of piece counts for use with both small and large projects
  • Also suitable for a broad range of industrial and commercial uses
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Dorman – Help – Torque Convertor Bolts (Part No.14099)

Torque Convertor Bolts

from

$9.49
This torque converter hardware is designed to match the fit and function of the original hardware on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this torque converter hardware is designed to match the fit and function of the original hardware on specified vehicles
  • Ideal solution – this hardware is a reliable replacement for original hardware that has failed due to fatigue
  • Durable construction – this hardware 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
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Carquest Premium – Multi Purpose Relay (Part No.RAA1241)

Multi Purpose Relay

from

$21.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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ACDelco – Black Multi-Purpose Relay (Part No.D1780C)

Black Multi-Purpose Relay

from

$16.49
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
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Driveworks – Auto Transmission Shift Shaft Seal (Part No.S-8792S)

Auto Transmission Shift Shaft Seal

from

$2.49
Product Features:
  • Brand may vary by location
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National – Ball Bearing (sold by each) (Part No.110)

Ball Bearing (sold by each)

from

$77.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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National – Multi Purpose Seal (Part No.710545)

Multi Purpose Seal

from

$3.79
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
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National – Multi Purpose Seal (Part No.4333N)

Multi Purpose Seal

from

$18.99
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
See More

National – Bearings (Part No.M802048)

Bearings

from

$23.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Driveworks – Tapered Roller Bearing (Part No.S-M-802048)

Tapered Roller Bearing

from

$16.99
Product Features:
  • Brand may vary by location
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ACDelco – Neutral Safety Switc (Part No.J4050351665ACD)

Neutral Safety Switc

from

$142.24
Neutral Safety Switc

ACDelco – AT Valve Body Separa (Part No.J5028745013ACD)

AT Valve Body Separa

from

$33.03
AT Valve Body Separa

Dorman – Transmission Oil Cooler Line: Exact Fit, Metal/Rubber (Part No.624-153)

Transmission Oil Cooler Line: Exact Fit, Metal/Rubber

from

$29.99
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
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Permatex – High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ

from

$26.99
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
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ACDelco – AT Pump Seal (Part No.J5073366538ACD)

AT Pump Seal

from

$30.59
AT Pump Seal

National – Multi Purpose Seal (Part No.8792S)

Multi Purpose Seal

from

$6.99
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
See More

National – Bearings (Part No.109)

Bearings

from

$44.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Dorman – Help – Shift Cable Bushing Kit (Part No.14104)

Shift Cable Bushing Kit

from

$21.99
Fixing a broken automatic transmission shift cable usually requires replacing the entire cable assembly. This Dorman OE FIX shift cable bushing kit saves expense by allowing the replacement of just the failed bushing..

Product Features:
  • Convenient solution – this shift cable bushing kit directly replaces a broken bushing and eliminates the need to replace the entire cable assembly.
  • Save time and money – save the expense and significant installation time of replacing an entire cable assembly
  • Ensure fit – this bushing kit is vehicle-specific and precision-engineered for specified General Motors and Chrysler models and years
  • Trustworthy quality – designed in the United States and backed by more than a century of automotive aftermarket excellence
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ACDelco – AT Pan Gasket (Part No.J5040366484ACD)

AT Pan Gasket

from

$31.30
AT Pan Gasket

2018 GMC Sierra 1500 Transmission Parts

You count on your 2018 GMC Sierra 1500 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Transmission Parts. With 61 Transmission Parts ranging in price from $2.49 to $3,471.99, you’re sure to find everything you need for your 2018 GMC Sierra 1500.

Brands matter. If you want to shop a specific Transmission Parts brand, we stock 15 different brands like Dorman, National, and Anchor. 2018 GMC Sierra 1500 Transmission Parts start as low as $2.49!

One of the best ways to find top quality OEM or aftermarket Transmission Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 625 extensive product reviews on 2018 GMC Sierra 1500 Transmission Parts. Some of the top-rated Transmission Parts products we carry are Taper Bearing Cone with 5.0 stars and Transmission Mount: Rear, 1 Piece with 4.0 stars.

Did we mention you can order your Transmission Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Transmission Parts inventory for your 2018 GMC Sierra 1500 below to get started!

Top-Rated Transmission Parts Brands For Your 2018 GMC Sierra 1500

Trusted Transmission Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2018 GMC Sierra 1500 running right for years to come. In our inventory you’ll find brands like Dorman, National, Anchor, and even more.

Popular ACDelco Transmission Parts

You’ll find popular ACDelco brand products across Back Up Neutral Safety Parts. All are waiting to get your 2018 GMC Sierra 1500 back on the road. Some of the top-rated ACDelco products in these categories are:
Black Multi-Purpose Relay
from $16.49
(2)
Black Multi-Purpose Relay
Neutral Safety Relays

Top-Rated National Transmission Parts


If National are what you’re looking for, our inventory holds plenty. We stock National brand Transmission Parts for your 2018 GMC Sierra 1500, and some of our most reviewed National parts include:
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
Miscellaneous Automatic Transmission Seals
Bearings
from $23.99
(7)
Bearings
Transfer Shaft Bearing
Bearings
from $10.49
(2)
Bearings
Automatic Transmission Differential Bearings

FAQs for 2018 GMC Sierra 1500 Transmission Parts

What are the most purchased Transmission Parts for the 2018 GMC Sierra 1500?

Out of 61 Transmission Parts for the 2018 GMC Sierra 1500, the most popular in our inventory are:
Transmission Mount: Rear, 1 Piece
from $17.29
(12)
Transmission Mount: Rear, 1 Piece
Transmission Mounts
Torque Convertor Bolts
from $9.49
This product is not rated
Torque Convertor Bolts
Torque Converter Hardware
High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ
from $26.99
(7)
High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ
Transmission Pan Gaskets

What are the top-rated 2018 GMC Sierra 1500 Transmission Parts?

Top-rated Transmission Parts for your 2018 GMC Sierra 1500 based on customer reviews/ratings are:
Taper Bearing Cone
from $10.79
(3)
Taper Bearing Cone
“Worked for my 2006 escalade esv front diff”
Transmission Mount: Rear, 1 Piece
from $22.49
(3)
Transmission Mount: Rear, 1 Piece
“Looks and fits like OEM.”
Taper Bearing Set
from $16.29
(1)
Taper Bearing Set
“Good price. See what happens.”