1991 GMC K2500 Transmission Parts

Essential 1991 GMC K2500 Transmission Parts

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 – Automatic Transmission Speedometer Pinion Seal (Part No.SO-13)

Automatic Transmission Speedometer Pinion Seal

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$2.79
Product Features:
  • ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts
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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

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$16.99
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. Every Dorman part is backed by over 100 years of experience, along with a dedicated team of product experts, automotive engineers and technical support specialists based in the United States. We are passionate about giving repair professionals and vehicle owners greater freedom to fix cars and trucks, which is why we have more than 100,000 parts in our catalog today and promise to never stop driving new solutions.

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
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ATP – AT DETENT CABLE SEAL (Part No.SO-36)

AT DETENT CABLE SEAL

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$3.99
AT DETENT CABLE SEAL

Carquest – Automatic Transmission Control Solenoid (Part No.S9851)

Automatic Transmission Control Solenoid

from

$25.05
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
  • Industrial grade materials
  • Decades of industry leading research and development focused on meeting the technician’s needs
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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ATP – AT OIL PUMP GASKET (Part No.SG-27)

AT OIL PUMP GASKET

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$10.99
AT OIL PUMP GASKET

Imperial – Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty (Part No.243008)

Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty

from

$80.99
Product Features:
  • Imperial Rapid-Cool« plate and fin transmission cooler
  • Size: 3/4″ x 11″ x 9-1/2″
  • Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
  • GVWR up to 24,000 lbs.; towing up to 5,000 lbs.
  • 33% more efficient than a comparable tube and fin design
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National – Multi Purpose Seal (Part No.8792S)

Multi Purpose Seal

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$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
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ATP – AT OIL PUMP SEAL (Part No.CO-4)

AT OIL PUMP SEAL

from

$14.99
AT OIL PUMP SEAL

National – Multi Purpose Seal (Part No.4583)

Multi Purpose Seal

from

$12.79
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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Imperial – Mounting Kit System (Part No.226201)

Mounting Kit System

from

$11.49
Product Features:
  • Imperial mounting kit system
  • For installation of transmission coolers and electric fans
  • Provides quick, effective installation of Imperial products
  • Contains nylon mounting rods, foam pads and locking buttons
  • Atermarket electric fan and cooler mounting rods
  • Made with the highest quality materials
  • Quality machined for durability
  • Removable buttons for relocation
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Anchor – Transmission Mount: Rear, 1 Piece (Part No.2638)

Transmission Mount: Rear, 1 Piece

from

$23.49
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 99-14; CHEV 82-19; GMC 82-14; HUMMER 03-10; ISUZU 06-08; OLDS 91-94;. 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: 1982-2019
  • Weight approx: 5 Lbs
  • STUDS: M10-150
  • INTERLOCK
  • BOLT HOLES CENTERLINE: 7.5 INCH / 190.5 MM
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Pro-King – Manual Transmission Rebuild Kit, Excludes Syncros (Part No.BK486)

Manual Transmission Rebuild Kit, Excludes Syncros

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$399.99
The most complete Rebuild Kits in the manual transmission industry today. Each kit contains only the highest quality parts that meet or exceed OE specifications.
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ATP – ATP Automatic Transmission Control Solenoid (Lock-Up) (Part No.CE-1)

ATP Automatic Transmission Control Solenoid (Lock-Up)

from

$61.99
ATP Automatic Transmission Control Solenoid (Lock-Up)

National – Multi Purpose Seal (Part No.4598)

Multi Purpose Seal

from

$8.49
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 – Multi Purpose Seal (Part No.2457)

Multi Purpose Seal

from

$28.99
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
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Premium Drive Train – Automatic Transmission Assembly (Part No.T4L80E7491T4)

Automatic Transmission Assembly

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$2453.99
(PDT)Premium Drivetrain Transmissions are remanufactured to original equipment (OEM) demanding specifications by an OEM builder. Each transmission assembly is manufactured with the highest technology equipment, the most intelligent engineering support, and the best practices available in remanufacturing today.

Product Features:
  • All transmissions are completely disassembled and cleaned. All cases are media blasted. Internal parts are inspected for wear or damage and replaced as required. All bushings are inspected and replaced as required.
  • 100% of friction components are replaced with upgraded heavy duty parts.
  • Drum assemblies are air checked and side play is checked to assure proper clearance. 100% of seals, o’rings and gaskets are replaced.
  • 100% of solenoids are checked and replaced if they do not pass duty cycle tests. Internal wiring harness are checked and replaced as necessary. Valve bodies are disassembled, cleaned, and measured for wear. Valve body valves and valve bores are inspected and valve bores are machined as required. Completed valve bodies are tested for proper operation prior to dyno testing.
  • Transmissions are assembled, end plays are set and fasteners are torqued to the required specification.
  • Torque Converter: 100% of converters are dynamic balanced. 100% of pumps are furnaced brazed. 100% new bearings and o’rings. 100% new springs and rollers in stator. 100% new thrust washers. 100% new friction liners in overdrive lockup converters.
  • 100% of transmissions are dynamometer tested to ensure proper pressures and shift quality throughout the operating range. All upshifts and downshifts are checked against preset parameters. Torque converter stall speed and lockup is verified on the dyno
  • Product might not be available in all states due to local laws.
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Carquest Premium – ABS Wheel Speed Sensor (Part No.ARC1562)

ABS Wheel Speed Sensor

from

$21.99
Advance Auto Parts is committed to providing high-quality ABS sensors. The entire manufacturing process is closely managed to deliver high quality products.

Product Features:
  • High grade materials that are equal to or better than OE provide durability and long service life
  • All ABS sensors are tested for proper fit, form, and function
  • Wire diameter and sheathing same or larger than OE to ensure product quality
  • Glass filled reinforced plastic for superior resistance to automotive fluids, dirt, salt and road debris
  • Includes all necessary brackets and hardware
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Pro-King – Automatic Transmission Remanufactured Torque Converter (Part No.GM33)

Automatic Transmission Remanufactured Torque Converter

from

$156.99
Remanufactured using industry-leading techniques to assure enhanced torque performance and extended life. Each unit is harmonically balanced and leak tested with any inherent OE weaknesses corrected. Pro-King torque converters are subject to random ISO 9001 quality tests before leaving the factory.

Product Features:
  • Fluid Balanced
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National – Taper Bearing Cone (Part No.LM501349)

Taper Bearing Cone

from

$17.99
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
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Dorman – Transmission Line Connector (Part No.800-755)

Transmission Line Connector

from

$11.49
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
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ATP – AUTO TRANS BAND (Part No.CX-42)

AUTO TRANS BAND

from

$33.99
AUTO TRANS BAND

ATP – AUTO TRANS BAND (Part No.JX-58)

AUTO TRANS BAND

from

$27.99
AUTO TRANS BAND

ATP – ATP Automatic Transmission Detent Cable (Part No.Y-100)

ATP Automatic Transmission Detent Cable

from

$22.99
Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Detent cables are designed to fit And function just like the original part to ensure durability And long life.

Product Features:
  • Includes brackets, grommets, etc to match original
  • Helps transmission determine ideal downshift
  • Improves vehicle performance
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ATP – Automatic Transmission Universal Detent Cable 28 to 48 inches (Part No.Y-752)

Automatic Transmission Universal Detent Cable 28 to 48 inches

from

$41.49
ATP Universal Fit Detent Cables are designed to cover many applications and are no compromise replacement parts

Product Features:
  • Includes brackets, grommets, etc to match original
  • Fits many GM transmissions
  • Adjustable
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Carquest Premium – Automatic Transmission Torque Converter Clutch Solenoid (Part No.SBA4949)

Automatic Transmission Torque Converter Clutch Solenoid

from

$36.99
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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Carquest – Automatic Transmission Control Solenoid (Part No.S9811)

Automatic Transmission Control Solenoid

from

$37.05
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
  • BWD is a global manufacturer of emission components, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Carquest Premium – Automatic Transmission Torque Converter Clutch Solenoid (Part No.SBA4953)

Automatic Transmission Torque Converter Clutch Solenoid

from

$40.99
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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Popular 1991 GMC K2500 Transmission Parts Categories

1991 GMC K2500 Transmission Parts

You count on your 1991 GMC K2500 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 177 Transmission Parts ranging in price from $1.99 to $2,457.99, you’re sure to find everything you need for your 1991 GMC K2500.

Brands matter. If you want to shop a specific Transmission Parts brand, we stock 27 different brands like Imperial, National, and Permatex. 1991 GMC K2500 Transmission Parts start as low as $1.99!

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 6,566 extensive product reviews on 1991 GMC K2500 Transmission Parts. Some of the top-rated Transmission Parts products we carry are Transmission Oil Pan Gasket with 4.6 stars and Bearings with 4.5 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 1991 GMC K2500 below to get started!

Top-Rated Transmission Parts Brands For Your 1991 GMC K2500

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 1991 GMC K2500 running right for years to come. In our inventory you’ll find brands like Imperial, National, Permatex, and even more.

Popular Mr. Gasket Transmission Parts

You’ll find popular Mr. Gasket brand products across Automatic Transmission Pan and Gaskets. All are waiting to get your 1991 GMC K2500 back on the road. Some of the top-rated Mr. Gasket products in these categories are:
Automatic Transmission Oil Pan
from $61.99
(1)
Automatic Transmission Oil Pan
Transmission Pans

FAQs for 1991 GMC K2500 Transmission Parts

What are the most purchased Transmission Parts for the 1991 GMC K2500?

Out of 177 Transmission Parts for the 1991 GMC K2500, the most popular in our inventory are:
Ultra Grey RTV Silicone Gasket Maker, 3 OZ
from $11.49
(95)
Ultra Grey RTV Silicone Gasket Maker, 3 OZ
Transmission Pan Gaskets
Mounting Kit System
from $11.49
(27)
Mounting Kit System
Transmission Oil Cooler Fittings
Transmission Mount: Rear, 1 Piece
from $23.49
(20)
Transmission Mount: Rear, 1 Piece
Transmission Mounts

What are the top-rated 1991 GMC K2500 Transmission Parts?

Top-rated Transmission Parts for your 1991 GMC K2500 based on customer reviews/ratings are:
Transmission Oil Pan Gasket
from $10.99
(46)
Transmission Oil Pan Gasket
“Was easy to install and was a great tune up kit for my transmission on a 96 s10”
Bearings
from $25.99
(23)
Bearings
“76 k10 the truck have never rolled more smooth parts fit prefectly”
Cylindrical Bearing
from $22.99
(20)
Cylindrical Bearing
“Great for a 1989 Pontiac Firebird 10 bolt rearend!”