This page is to help you determine the information needed to order our
Custom Engineered Driveshafts. You will need transmission type, rear u-joint
series and shaft measurements. The links below will help you in your determination.If you have any questions feel free to contact us.
U joint angles and proper alignment video
Identify Transmission
Chrysler-Dodge
|
727 -30 Spline 1 11/16″ Seal Diameter
904 -26 Spline 1 9/16″ Seal Diameter
|
Ford
|
C6-T56 -31 Spline 1 11/16″ Seal Diameter
AOD & C4 & T5 -28 Spline 1 1/2″ Seal Diameter
4 R 70W -28 Spline 1.598″ Seal Diameter
|
General Motors
|
T-350 700R4-4LLOE -27 Spline 1 1/2″ Seal Diameter
T-400-4L80E -32 Spline 1 7/8″ Seal Diameter
|
Note: Transmission slip yokes are manufactured with various U-Joint Series. It is important to match Horsepower and Torque requirements to U-Joint Series. For aftermarket transmission applications usually a spline count and seal diameter will identify slip yoke required.
Identify Rear U-Joint
I
f PST is supplying you with transmission slip yoke, Pinion yoke and driveshaft yoke measure Dim W.

(Dim W – Diagram N)
If PST is supplying you with transmission slip yoke and driveshaft measure Dim X.
(Dim X – Diagram N)
2 Piece driveshafts use Dim Y + Z.
(Dim Y – Diagram N)
Driveshaft Measurements
Note: Transmission slip yokes are manufactured with various U-Joint Series. It is important to match Horsepower and Torque requirements to U-Joint Series. For aftermarket transmission applications usually a spline count and seal diameter will identify slip yoke required.
Chrysler-Dodge
|
727 -30 Spline 1 11/16″ Seal Diameter
904 -26 Spline 1 9/16″ Seal Diameter
|
Ford
|
C6-T56 -31 Spline 1 11/16″ Seal Diameter
AOD & C4 & T5 -28 Spline 1 1/2″ Seal Diameter
4 R 70W -28 Spline 1.598″ Seal Diameter
|
General Motors
|
T-350 700R4-4LLOE -27 Spline 1 1/2″ Seal Diameter
T-400-4L80E -32 Spline 1 7/8″ Seal Diameter
|
Identify Transmission
1310 Spicer Series: 1 1/16″ Cup Diameter (Dim C – Diagram A) 3 7/32″ length (Dim B – Diagram A) Certain Ford applications have 2 cups 1 1/8 Diameter. Appropriate horse power range is up to 500 in circle track or road racing, small tire drag racing and 4×4. Also available: Performance Dynamic Cryo Joint.
1330 Spicer Series: 1 1/16″ Cup Diameter (Dim C – Diagram A) 3 5/8″ length (Dim B – Diagram A) Certain Ford applications have 2 cups 1 1/8 Diameter. Slightly stronger than 1310, Used in 5.0 Mustangs. Also available: Performance Dynamic Cryo Joint.
3R Saginaw Series: 1 1/8″ Cup Diameter (Dim C – Diagram A) Retained with internal clip 2 5/8″ (Dim B – Diagram A). Most common GM joint. Horse power range up to 700 in road racing and circle track. Solid drag racing U-Joint can accommodate most sportsman classes. Also available: Performance Dynamic Cryo Joint.

If Pinion Yoke has Placement tabs that retain the U-Joint, measure inside tabs.See Diagram D
I
f Pinion Yoke does not have Placement Tabs that retain U-Joint,

measure from flat of yoke insideto inside.See Diagram E
If 4 bolt Flange is used on pinion, measure Pilot
Diameter and center to center diagonally bolt hole to bolt hole.See Diagram L

Universal Joint Size
There are hundreds of U-Joint sizes or “Series” to accommodate many different applications of power and desired longevity for your automotive, 4×4 truck or auto racing requirements, these 4 series of joints cover most needs.See Diagram A.
