Shop By Product Matching "Transmission"

Choose your Engine for your 1956 GMC PM250

6 Cyl 4.4L 8 Cyl 5.2L 8 Cyl 5.3L

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1956 GMC PM250 Automatic Transmission Extension Housing Seal National Bearing

This Part Fits the Following OEM/Substitute Numbers:

12303046, 1243400, 1243401, 1243402, 1353997, 1358899, 1386231, 14053338, 15041, 15527577, 1553102, 15546800, 15581911, 224A132X12, 2601099, 293-72, 29342, 305925...VIEW MORE

Additional Fitment Information:

Vehicle	Transmission	Trans. Speed	Transmission Manuf. Code
1956 - GMC PM250	Automatic	2	Powerglide

9 In Stock

Limited-Time Offer

$10.70 USD

$12.84 USD


Brand	National Bearing
Part #	N199613S
Condition	New
Warehouse	B

1956 GMC PM250 Automatic Transmission Oil Pump Seal - Front National Bearing

This Part Fits the Following OEM/Substitute Numbers:

011513, 12304521, 1243396, 1243397, 1359176, 1373030, 1384746, 15-30102, 18692, 2264.06, 22823-61A01, 23015975, 248A15607C, 293-33, 3702068, 372068, 3737894, 3746601...VIEW MORE

Additional Fitment Information:

Vehicle	Transmission	Position	Trans. Speed	Transmission Manuf. Code
1956 - GMC PM250	Automatic	Front	2	Powerglide

32 In Stock

Limited-Time Offer

$15.75 USD

$18.90 USD


Brand	National Bearing
Part #	N196712NA
Condition	New
Warehouse	B

1956 GMC PM250 Automatic Transmission Oil Cooler Kit 8 Cyl 5.3L Derale

17 Row Series 9000 Plate & Fin Transmission Cooler Kit, 1/2" NPT
17 Row Cooler
17 Row Series 9000 Plate & Fin Transmission Cooler Kit, 1/2" NPT
9000 Series Plate and Fin Transmission Cooler Kit
Product Attributes:
- BTU: 23500
- Inlet dim: 8-1/2
- GVW: 24000
- Mounting: 6-11/16 X 9-13/16
- Depth: 1-1/4
Features:
- 17 Row Series 9000 Plate & Fin Transmission Cooler Kit, 1/2" NPT
Very popular with original equipment manufacturers for use on their towing applications, our Plate and Fin coolers is no exception, featuring strong furnace-brazed construction, 1 1/4" wide plates and embossed turbulators which maximize heat transfer while also minimizing pressure drop. This unit is perfect for light to medium duty use and occasional towing. It greatly extends transmission life by preventing heat-related transmission failures, and improve shifting performance. Built with 1/2" NPT female cooler ports and includes 1/2" NPT x 3/8" hose barb adapters. This kit comes with a complete transmission cooler hardware kit to easily install onto vehicles with 5/16" transmission cooler lines.