1978 Dodge D300 Transmission Parts

Essential 1978 Dodge D300 Transmission Parts

ATP – AT EXT HOUSING SEAL (Part No.HO-8)

AT EXT HOUSING SEAL

from

$11.99
AT EXT HOUSING SEAL

Carquest – Neutral Safety Switch (Part No.S290)

Neutral Safety Switch

from

$19.99
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
  • Our parts are 100% tested to verify both mechanical and electrical switching performance
  • Decades of industry leading research and development focused on meeting the technician’s needs
  • Robust design and high grade materials meet the stringent demands of today’s service professional
  • 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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National – Bearings (Part No.FA-35688)

Bearings

from

$11.99
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
  • Available in both caged design and full complement
  • Industry leading coverage
  • Professional technicians know they can depend on National
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ATP – AT OIL PUMP SEAL (Part No.TO-8)

AT OIL PUMP SEAL

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$12.49
AT OIL PUMP SEAL

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

AT OIL PAN GASKET

from

$9.99
AT OIL PAN GASKET

Victor Reinz – Transmission Oil Pan Gasket (Part No.71-14935-00)

Transmission Oil Pan Gasket

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$9.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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National – Multi Purpose Seal (Part No.2506)

Multi Purpose Seal

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$15.49
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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National – Bearings (Part No.28682)

Bearings

from

$30.99
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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Imperial – Econo-Kool® Transmission Oil Cooler (Part No.242009)

Econo-Kool® Transmission Oil Cooler

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$39.99
Product Features:
  • Imperial Econo-Kool« tube and fin transmission cooler
  • Size: 3/4″ x 5″ x 12-1/2″
  • Sub-compact to compact cars
  • GVWR up to 12,000 lbs.
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
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ATP – AT OIL PUMP GASKET (Part No.TG-11)

AT OIL PUMP GASKET

from

$16.99
AT OIL PUMP GASKET

National – Multi Purpose Seal (Part No.8160S)

Multi Purpose Seal

from

$9.99
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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National – Multi Purpose Seal (Part No.9316)

Multi Purpose Seal

from

$17.49
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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Imperial – Transmission Line Fitting Kit (Part No.240392)

Transmission Line Fitting Kit

from

$16.79
Product Features:
  • Transmission line fitting kit
  • Dodge, Jeep with hose splicer fittings
  • Helps simplify transmission cooler installation
  • Allows for auxiliary transmission cooler installation without cutting OE lines
  • Crafted from high-quality material that makes it durable and longer-lasting
  • A high quality, direct fit OE replacement
  • Easily connects the transmission cooler line to the cooler hose
  • Coated for extra protection against corrosion
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National – Multi Purpose Seal (Part No.8609)

Multi Purpose Seal

from

$9.29
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:
  • 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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B & M – Torque Converter, Tork Master 2000 (Part No.10416)

Torque Converter, Tork Master 2000

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$339.99
Similar in performance characteristics to the Holes hot series, the Tork Master is B&M’s lowest cost performance torque converter. The Tork Master is an excellent all-around performance street converter. The best ‘value priced’ street converters available

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
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Driveworks – Tapered Cone/Cup Wheel Bearing Set (Part No.S-A-37)

Tapered Cone/Cup Wheel Bearing Set

from

$11.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Pro-King – Automatic Transmission Deluxe Rebuild Kit (Part No.KS-18)

Automatic Transmission Deluxe Rebuild Kit

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$152.99
One of the most complete rebuild kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Include steels, frictions, gaskets, and filter
  • Includes Band and Modulator (if applicable)
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ATP – AUTO TRANS BAND (Part No.TX-18)

AUTO TRANS BAND

from

$60.99
AUTO TRANS BAND

National – Multi Purpose Seal (Part No.5206)

Multi Purpose Seal

from

$19.29
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: -40░F to 225░F / -40░C to 107░C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Bearings (Part No.45220)

Bearings

from

$22.29
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

B & M – Transmission Cast Deep Pan, Brushed Finish TF727/ 518&618/48RE Cummins (Part No.10280)

Transmission Cast Deep Pan, Brushed Finish TF727/ 518&618/48RE Cummins

from

$309.99
Our Hi-Tek deep transmission pans are constructed from A356-T6 aluminum and are cast with thick internal and external fins, adding additional strength and increased cooling properties. The deep pan design increases fluid capacity by 4 quarts over the stock O.E. steel pan. All these features combined help dissipate heat quicker netting lower transmission and fluid temperatures prolonging the life of your transmission, transmission fluid and corresponding components. Other features for this popular pan include a filter, filter extension, gasket and drain port with magnetic drain plug for clean and easy servicing. Also includes a 1/8 inch NPT temperature sensor port for easily adding a temp gauge for monitoring transmission temperatures while daily driving, towing or racing. Includes detailed instructions with all necessary hardware for an easy at home installation. Note: Does not increase fluid capacity for the 48RE transmission.

Product Features:
  • Additional Oil Capacity
  • More Cooling Ability
  • No Dipstick Modification
  • Some Include Fluid Pickup Extension
  • Built-In Drain Plugs
  • Cast Aluminum
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ATP – AT SHIFT KIT (Part No.TK-2)

AT SHIFT KIT

from

$74.99
AT SHIFT KIT

ATP – AT SHF LINK BUSHING (Part No.TO-41)

AT SHF LINK BUSHING

from

$11.99
AT SHF LINK BUSHING

National – Multi Purpose Seal (Part No.7300S)

Multi Purpose Seal

from

$16.99
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

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

Automatic Transmission Speedometer Pinion Seal

from

$2.79
Product Features:
  • ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts
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Anchor – Transmission Mount: Rear, 1 Piece (Part No.2512)

Transmission Mount: Rear, 1 Piece

from

$15.99
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 CHRY 69-89; DODGE 65-90; PLYM 68-89;. 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: 1965-1990
  • Weight approx: 2 Lbs
  • COMPLETE MOUNT
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ATP – A/T FLYWHEEL BOLT (Part No.ZX-2116)

A/T FLYWHEEL BOLT

from

$10.99
A/T FLYWHEEL BOLT

Driveworks – Auto Transmission Manual Shaft Seal (Part No.S-8609)

Auto Transmission Manual Shaft Seal

from

$3.29
Product Features:
  • Brand may vary by location
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1978 Dodge D300 Transmission Parts

You count on your 1978 Dodge D300 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 64 Transmission Parts ranging in price from $2.79 to $529.99, you’re sure to find everything you need for your 1978 Dodge D300.

Brands matter. If you want to shop a specific Transmission Parts brand, we stock 12 different brands like Imperial, National, and Driveworks. 1978 Dodge D300 Transmission Parts start as low as $2.79!

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 1,574 extensive product reviews on 1978 Dodge D300 Transmission Parts. Some of the top-rated Transmission Parts products we carry are Oil Seal with 4.8 stars and Transmission Oil Pan Gasket with 4.6 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 1978 Dodge D300 below to get started!

Top-Rated Transmission Parts Brands For Your 1978 Dodge D300

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 1978 Dodge D300 running right for years to come. In our inventory you’ll find brands like Imperial, National, Driveworks, and even more.

Popular ATP Transmission Parts

You’ll find popular ATP brand products across Automatic Transmission Parts. All are waiting to get your 1978 Dodge D300 back on the road. Some of the top-rated ATP products in these categories are:
AT SOLENOID SEAL
from $3.99
(2)
AT SOLENOID SEAL
Automatic Transmission Fluid Filler Tube Seals

FAQs for 1978 Dodge D300 Transmission Parts

What are the most purchased Transmission Parts for the 1978 Dodge D300?

Out of 64 Transmission Parts for the 1978 Dodge D300, the most popular in our inventory are:
Tapered Cone/Cup Wheel Bearing Set
from $11.29
(17)
Tapered Cone/Cup Wheel Bearing Set
Manual Transmission Differential Bearings
Bearings
from $25.99
(23)
Bearings
Manual Transmission Differential Bearings
Econo-Kool® Transmission Oil Cooler
from $39.99
(10)
Econo-Kool® Transmission Oil Cooler
OE Transmission Coolers

What are the top-rated 1978 Dodge D300 Transmission Parts?

Top-rated Transmission Parts for your 1978 Dodge D300 based on customer reviews/ratings are:
Oil Seal
from $11.49
(87)
Oil Seal
“Perfect multi use”
Transmission Oil Pan Gasket
from $8.99
(46)
Transmission Oil Pan Gasket
“i used a slight coating of grey rtv on pan side of gasket, and no sealant on trans side of gasket. worked perfect, no leaks”
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”