GMC Sierra 2500 HD Transmission Parts

Essential GMC Sierra 2500 HD Transmission Parts

Dorman – EZ Drain Engine Oil Drain Plug: M12-1.75 Thread, 21 mm Head, 1 Pack (Part No.092-018)

EZ Drain Engine Oil Drain Plug: M12-1.75 Thread, 21 mm Head, 1 Pack

from

$17.49
Ditch the wrenches and rags and get this Dorman Twist Drain oil drain plug. It’s specially designed to simplify changing your oil by replacing your factory plug with a tool-free, clean and easy solution. Just push, twist and drain. It also features a custom tapered O-ring that ensures a leak-proof seal, and is finished with electrophoresis and anodization for rust resistance.

Product Features:
  • Simplifies service – this trademark Dorman Twist Drain plug replaces the original equipment oil drain plug and allows for cleaner and easier oil changes
  • Tool-free solution – eliminates need for wrench to drain oil pan; simply push, twist and drain
  • Leak resistant – proprietary inner seal handles high pressure and temperature to prevent leaks
  • Corrosion resistant – specially coated to avoid rust for a long service life
See More

Dorman – Oil Cooler Connector (Part No.800-706)

Oil Cooler Connector

from

$19.29
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
See More

B & M – CAST DEEP PAN (Part No.70295)

CAST DEEP PAN

from

$399.99
Add fluid capacity to your transmission. Extra fluid means more cooling, and more cooling means better efficiency and performance. Add life to your transmission with a B&M Deep Pan!

Product Features:
  • Additional Oil Capacity
  • More Cooling Ability
  • No Dipstick Modification
  • Some Include Fluid Pickup Extension
  • Built-In Drain Plugs
  • Cast Aluminum
See More

National – Bearing Race (Part No.M804010)

Bearing Race

from

$18.79
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1184)

Multi-Use Connector

from

$51.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

NTK – ABS Wheel Speed Sensor (Part No.VB0037)

ABS Wheel Speed Sensor

from

$38.49
The ABS or Anti-Lock Brake System ECU monitors the Wheel Speed Sensors rotational speed for anti-lock brake function, stability control and traction control. The ABS sensors report the speed of all four wheels to the ECU to determine if the wheels are locking up and to help provide safer stopping. Reasons for replacement include: ABS/brake lamp illumination, no or erratic ABS operation or problems with stability and or traction control systems.

Product Features:
  • OE MATCHED: Manufactured to OE performance standards. Connectors, mounts and wire lengths are exact match to OE for worry free installation.
  • INSTALLATION AND SUPPORT: Includes all necessary brackets and hardware. Application specific harness length
  • THE DIFFERENCE: Glass reinforced plastic for better contamination resistance. Weather pack connectors prevent dirt and moisture contamination. Grease, mounting nut and instruction sheet included where applicable.
See More

National – Multi-Purpose Seal (Part No.340847)

Multi-Purpose Seal

from

$3.99
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:
  • Design type: springless; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

ATP – AT EXT HOUSING SEAL (Part No.JO-57)

AT EXT HOUSING SEAL

from

$8.99
AT EXT HOUSING SEAL

FAG US – Cup (Part No.382A)

Cup

from

$20.79
With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

National – Multi-Purpose Seal (Part No.710597)

Multi-Purpose Seal

from

$10.29
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 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

ATP – ATHARNESS VSS REPR (Part No.JE-36)

ATHARNESS VSS REPR

from

$265.99
ATHARNESS VSS REPR

Dorman – Transmission Range Sensor (Part No.511-106)

Transmission Range Sensor

from

$148.99
This transmission range sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this transmission range sensor is designed to match the fit and function of the original sensor on specified vehicles
  • Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
  • Durable construction – this sensor 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
See More

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

Shift Cable Bushing Kit (OE Fix)

from

$24.49
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
See More

FAG US – Shaft Seal (Part No.SS2114)

Shaft Seal

from

$7.49
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Dorman – Help – Transmission Dipstick Tube: Direct Replacement, Steel (Part No.921-048)

Transmission Dipstick Tube: Direct Replacement, Steel

from

$57.99
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
See More

ATP – Automatic Transmission Shifter Cable (Part No.Y-1286)

Automatic Transmission Shifter Cable

from

$83.99
Automatic Transmission Shifter Cable

LuK – Automatic Transmission Torque Converter (Part No.TC0017)

Automatic Transmission Torque Converter

from

$542.99
Introducing TorCon, the all-new LuK Torque Converter. The TC0017 replaces numerous OE SKUs with one part, offering improved reliability in a smaller, more efficient package with improved torque handling. Our multi-plate clutch surpasses the OE 6L80 single plate design, ensuring long life with Schaeffler friction material. The all-new mounting plate design eliminates cover warping and flexing at the clutch apply surface and outlasts rebuilt converters up to 5x.

Product Features:
  • All new converters
  • 100% Functionally Tested
  • Longer Life and Durability
  • Premium Materials; Industry-leading LuK friction material, Best-in-class INA thrust bearings, Fully furnace-brazed fins
See More

Hays – Hays Race Tq Conv 4L80E 36-4200 Stall (Part No.97-1J36F)

Hays Race Tq Conv 4L80E 36-4200 Stall

from

$1949.99
Hays Race Tq Conv 4L80E 36-4200 Stall

aFe POWER – Transmission Pan (Part No.46-70070)

Transmission Pan

from

$536.99
aFe Powers new deep transmission pan brings performance engineering to the protection of your trucks transmission. This transmission pan has additional capacity for 3 to 4 more quarts over stock at the factory line, a magnetic drain plug and a 1/8″ NPT port for your temperature sensor. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This transmission pan is constructed out of durable die-cast aluminum with reinforced ribs and a wrinkle black powder-coating for maximum strength and styling.

Product Features:
  • 0.125 in. NPT Port
  • Magnetic Drain Plug
  • Internal And External fins
  • 3-4 Quarts Over Stock
See More

Dorman – Transmission Oil Pan: Direct Fit, Steel, 13.5 Quart (Part No.265-810)

Transmission Oil Pan: Direct Fit, Steel, 13.5 Quart

from

$99.99
This replacement transmission oil pan is a direct replacement for a damaged original equipment transmission pan. Made of quality materials, it’s designed for reliable, leak-free service.

Product Features:
  • Ideal replacement – this transmission oil pan matches the fit and function of the original pan for a trouble-free replacement
  • Durable construction – this transmission oil pan is made of quality materials for durability and leak-free performance
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on testing to ensure a quality fit
See More

Driveworks – Tapered Cup Wheel Bearing Assembly (Part No.S-LM-102910)

Tapered Cup Wheel Bearing Assembly

from

$6.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

National – Bearing Race (Part No.2520)

Bearing Race

from

$26.49
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

National – Tapered Roller Bearing Cone (Part No.2580)

Tapered Roller Bearing Cone

from

$47.99
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN – Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

GMC Sierra 2500 HD Transmission Parts Categories

Helping You Find the Right Transmission Parts for Your GMC Sierra 2500 HD

You love your Sierra 2500 HD. So we’ve made it easier than ever to help you find GMC Sierra 2500 HD Transmission Parts in our online catalog. Our inventory holds 362 aftermarket and OEM Transmission Parts for your GMC Sierra 2500 HD, ranging from $3.99 to $4,599.99.

We offer parts from 27 brands trusted to make quality Transmission Parts for your GMC Sierra 2500 HD. Before you buy, take some time to read through customer reviews. We currently have 68,531 reviews of GMC Sierra 2500 HD Transmission Parts from previous customers. Some of the top rated parts include Maxi-Kool XL Transmission Oil Cooler with 4.4 stars and Econo-Kool Transmission Oil Cooler with 4.7 stars.

Find your Sierra 2500 HD Transmission Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your GMC Sierra 2500 HD part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Transmission Parts Brands for Your GMC Sierra 2500 HD

Our inventory holds Transmission Parts for your GMC Sierra 2500 HD from 27 trusted brands. You’ll find OEM and aftermarket parts from brands like Dorman, Imperial, and National, all of which can keep that GMC happy.

Top-Rated ATP Transmission Parts

Leading ATP Transmission Parts

We carry ATP brand parts for your GMC Sierra 2500 HD across several catalog categories, including Gear Shifters and Cables and Automatic Transmission Kits. Some of our most reviewed ATP parts include:
Automatic Transmission Shifter Cable
from $92.99
(255)
Automatic Transmission Shifter Cable
Transmission Shift Cables
Automatic Transmission Shifter Cable
from $83.99
(13)
Automatic Transmission Shifter Cable
Automatic Transmission Shifter Cable Kits
Shift Solenoid
from $52.99
(1)
Shift Solenoid
Automatic Transmission Shift Solenoids

FAQs for GMC Sierra 2500 HD Transmission Parts

What are the most purchased Transmission Parts for the GMC Sierra 2500 HD?

Out of 362 Transmission Parts for the GMC Sierra 2500 HD, the most popular in our inventory are:
High Performance Transmission Oil Cooler
from $83.99
(48)
High Performance Transmission Oil Cooler
OE Transmission Coolers
Transmission Line Connector with 3/8 Tube X 5/8-18 In. Thread
from $7.99
(16)
Transmission Line Connector with 3/8 Tube X 5/8-18 In. Thread
Automatic Transmission Line Connectors
Transmission Mount: Rear, 1 Piece
from $23.49
(20)
Transmission Mount: Rear, 1 Piece
Transmission Mounts

What are the top-rated GMC Sierra 2500 HD Transmission Parts?

Top-rated Transmission Parts for your GMC Sierra 2500 HD based on customer reviews/ratings are:
Maxi-Kool XL Transmission Oil Cooler
from $85.99
(31)
Maxi-Kool XL Transmission Oil Cooler
“Physical mounting straight forward (depends on your vehicle). This is the third one I’ve installed in towing vehicles, this year. Actually made by Ha”
Econo-Kool Transmission Oil Cooler
from $55.99
(30)
Econo-Kool Transmission Oil Cooler
“Tranny cooler lines rotted on my 06 Forester. Bought this and put it in between the ac condenser and engine radiator. Works great”
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
“Happy”