1981 GMC K2500 Transmissions

Transmission Speeds:

5-Speed

Input Shaft Spline Count:

26

Input Shaft Diameter:

1.125"

Material Type:

Mild Steel

Sold in Quantity:

Each

Sold in Quantity:

Kit

Transmission Speeds:

6-Speed

Input Shaft Spline Count:

26

Input Shaft Diameter:

1.125"

Transmission Speeds:

6-Speed

Input Shaft Spline Count:

26

Input Shaft Diameter:

1.125"

Valve Body Style:

Automatic

Lockup Compatible:

Yes

Yoke Style:

Slip On

Material Type:

Urethane

Sold in Quantity:

Each