1973 GMC C25/C2500 Pickup Transmission Parts

Essential 1973 GMC C25/C2500 Pickup Transmission Parts

B & M – Cast Powerglide Transmission Pan (Part No.70280)

Cast Powerglide Transmission Pan

from

$256.99
B&M Deep Transmission Pans increase the fluid capacity of your transmission, improving the cooling, allowing your transmission to work as efficiently as possible. Included drain plug, eliminates the need to drop the pan to drain the fluid.

Product Features:
  • Additional Oil Capacity
  • More Cooling Ability
  • No Dipstick Modification
  • Some Include Fluid Pickup Extension
  • Built-In Drain Plugs
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Lakewood – Transmission Mount (Part No.24350)

Transmission Mount

from

$71.99
Constructed of durable polyurethane to handle the stress oh high horsepower. Absorbs vibration and lasts longer than rubber Features unique built-in safety lock to keep from separating under high torque loads. Ideal for use on street or strip applications. Complete with grade-8 mounting hardware.

Product Features:
  • Durable Polyurethane
  • Absorbs Vibration
  • Last Longer Than Rubber
  • Built-In Safety Lock
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National – Bearings (Part No.28622)

Bearings

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$17.49
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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B & M – Torque Converter, Nitrous Holeshot 2400 (Part No.20480)

Torque Converter, Nitrous Holeshot 2400

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$512.99
Nitrous Holeshot Converters are Built with the same features as the other B&M Holeshots, with the addition of anti-balloon plates. The anti-balloon plates will allow these converters to stand up to the instant horsepower nitrous delivers. Due to torque converter core availability, the actual converter size may vary but performance functionality will be as advertised.

Product Features:
  • 2300-2500 RPM
  • Small And Big Blocks
  • Mild To Serious Performance
  • Furnace Brazed
  • Fully Balanced
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ATP – AT MODULATOR VALVE (Part No.JX-66)

AT MODULATOR VALVE

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$17.99
AT MODULATOR VALVE

National – Bearings (Part No.307-L)

Bearings

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$39.49
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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Driveworks – Oil Seal Kit (Part No.S-5200)

Oil Seal Kit

from

$6.79
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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B & M – Automatic Shifter, Stealth Pro Ratchet 3 and 4 Speed (Part No.81120)

Automatic Shifter, Stealth Pro Ratchet 3 and 4 Speed

from

$532.99
The Stealth Pro Ratchet shifter is one of our most popular and easiest to operate race shifters. Features include positive ratcheting design that self-centers the handle after each shift giving you maximum clearance behind the shifter and will not allow y

Product Features:
  • Reverse Lockout Meets NHRA And IHRA Requirements
  • Carbon Fiber Look Without The Cost
  • Reliable And Race Proven Shifter Design
  • Short Throw
  • Stick Returns to Center
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Edelbrock – Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions (Part No.8026)

Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions

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$18.99
Product Features:
  • Edelbrock Part # 8026 GM Transmission adapter is for use with 2004R, 700R4, 4L60 transmissions.
  • This kit relocates the pin position on an Edelbrock Carburetor when hooking up to a throttle valve style transmission (700R4, 2004R, 4L60).
  • The pin location is critical as the TV controls line pressure, shift points, shift firmness, and part throttle downshifts.
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National – Multi Purpose Seal (Part No.9613S)

Multi Purpose Seal

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$7.99
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 MASTER REPAIR KIT (Part No.CM-11)

AT MASTER REPAIR KIT

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$245.99
AT MASTER REPAIR KIT

ATP – AT OIL PAN GASKET (Part No.CG-10)

AT OIL PAN GASKET

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$15.99
AT OIL PAN GASKET

ATP – Automatic Transmission Detent Cable (Part No.Y-103)

Automatic Transmission Detent Cable

from

$29.99
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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National – Multi Purpose Seal (Part No.240735)

Multi Purpose Seal

from

$5.49
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
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Felpro – Transmission Oil Pan Gasket (Part No.TOS 18608)

Transmission Oil Pan Gasket

from

$8.99
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
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National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.49
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:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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ATP – AT CLUTCH PLATE (Part No.JC-50)

AT CLUTCH PLATE

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$8.99
AT CLUTCH PLATE

ATP – AT OVERHAUL KIT (Part No.JGS-53)

AT OVERHAUL KIT

from

$79.99
AT OVERHAUL KIT

ATP – AT SPD PINION SEAL (Part No.SO-38)

AT SPD PINION SEAL

from

$5.99
AT SPD PINION SEAL

ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING

Imperial – Transmission Oil Cooler Reinstallation Kit (Part No.248002)

Transmission Oil Cooler Reinstallation Kit

from

$20.79
Provides all necessary components for the proper reinstallation of an Imperial transmission oil cooler.

Product Features:
  • Transmission cooler reinstallation kit
  • Contains part numbers 248001, 226201, 240250 and 4 hose clamps
  • Provides all hardware for reinstallation of Imperial transmission coolers
  • Contains nylon mounting rods, foam pads, locking buttons, hose and fitting
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National – Multi Purpose Seal (Part No.470380)

Multi Purpose Seal

from

$4.49
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.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

ARP Auto Racing – For Use With 90 Degree V6 Chevy/ 265 And 454 V8 With 2 Piece Rear Seal (Part No.200-2902)

For Use With 90 Degree V6 Chevy/ 265 And 454 V8 With 2 Piece Rear Seal

from

$19.79
Flywheel and flex plate bolts play an important role in the performance and safety of race cars and street machines alike. That is why the fastener experts at ARP have developed special bolts that are far superior to OEM hardware. ARP offers two styles of flywheel/flex plate bolts: High Performance and Pro Series. They are both forged from aerospace alloy and heat treated prior to thread rolling and machining. Both feature an exclusive, flat, 12 point head design and larger than stock shank diameter for increased strength and improved flywheel register. The popular High Performance series is rated at 180,000 PSI, and the premium grade Pro Series, originally developed for NASCAR competition, has a 200,000 PSI rating. Complete with washers and nuts where applicable.

Product Features:
  • Forged From Aerospace Alloy And Heat Treated Prior To Thread Rolling And Machining
  • Feature An Exclusive, Flat, 12 Point Head Design And Larger Than Stock Shank Diameter
  • Flanged Nut
  • Increased Strength And Improved Flywheel Register
  • Chevy 90░ V6 & 265-454 With 2-pc Rear Seal, Ford 289-460
  • 0.68″ Underhead Length
  • 200,000 PSI
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ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$8.99
AT OIL PUMP ORING

ATP – AT SHIFT KIT (Part No.JK-1)

AT SHIFT KIT

from

$75.99
AT SHIFT KIT

National – Bearings (Part No.M802011)

Bearings

from

$14.79
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
See More

Popular 1973 GMC C25/C2500 Pickup Transmission Parts Categories

1973 GMC C25/C2500 Pickup Transmission Parts

You count on your 1973 GMC C25/C2500 Pickup 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 138 Transmission Parts ranging in price from $1.99 to $1,339.99, you’re sure to find everything you need for your 1973 GMC C25/C2500 Pickup.

Brands matter. If you want to shop a specific Transmission Parts brand, we stock 21 different brands like Imperial, Permatex, and National. 1973 GMC C25/C2500 Pickup 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 4,140 extensive product reviews on 1973 GMC C25/C2500 Pickup Transmission Parts. Some of the top-rated Transmission Parts products we carry are Multi Purpose Seal with 4.4 stars and Econo-Kool® Transmission Oil Cooler with 4.7 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 1973 GMC C25/C2500 Pickup below to get started!

Top-Rated Transmission Parts Brands For Your 1973 GMC C25/C2500 Pickup

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 1973 GMC C25/C2500 Pickup running right for years to come. In our inventory you’ll find brands like Imperial, Permatex, National, and even more.

Popular Felpro Transmission Parts

You’ll find popular Felpro brand products across Automatic Transmission Pan and Gaskets. All are waiting to get your 1973 GMC C25/C2500 Pickup back on the road. Some of the top-rated Felpro products in these categories are:
Transmission Oil Pan Gasket
from $8.49
(3)
Transmission Oil Pan Gasket
Transmission Oil Pan Gaskets
Transmission Oil Pan Gasket
from $9.29
(5)
Transmission Oil Pan Gasket
Transmission Oil Pan Gaskets

FAQs for 1973 GMC C25/C2500 Pickup Transmission Parts

What are the most purchased Transmission Parts for the 1973 GMC C25/C2500 Pickup?

Out of 138 Transmission Parts for the 1973 GMC C25/C2500 Pickup, 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
Bearings
from $25.99
(23)
Bearings
Countershaft Bearings

What are the top-rated 1973 GMC C25/C2500 Pickup Transmission Parts?

Top-rated Transmission Parts for your 1973 GMC C25/C2500 Pickup based on customer reviews/ratings are:
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
“Would have been fine most likely – if correct seal was in the box. For redoing a Front Crank Seal on a 4 cylinder 89 Ranger.”
Econo-Kool® Transmission Oil Cooler
from $65.99
(11)
Econo-Kool® Transmission Oil Cooler
“In the instructions, a fitting kit #252 was required for my particular truck. It was wrong…#395 was the correct kit. Folks at Imperial advised me of”
Automatic Shifter, Z-Gate
from $272.99
(11)
Automatic Shifter, Z-Gate
“Good Product, Great For The Price”