Fast-Shaft Class 8 Semi Driveshaft Order Form (3.2)
What is your driveshaft length at normal ride height?
Start Over X
Driveshaft Style X
U-Joint Series X
Driveshaft Length X
19-20
20-21
21-22
22-34
Class 8 (Semi Truck) Interaxle Driveshaft Reference Guide:
Measure Instructions: It is important to measure the driveshaft length when the vehicle's axle is in the normal riding position. The axle must be supported on safety stands - not hanging down.
| Half Round | |
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Measure the semi truck's interaxle length from center of u-joint cap on the output end yoke to the center of u-joint cap on the input end yoke. |
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| Half Round End Yoke | Half Round U-Joint |
| Full Round | |
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Measure the semi truck's interaxle length from center of u-joint plate on the output end yoke to the center of u-joint plate on the input end yoke. |
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| Full Round End Yoke | Full Round U-Joint |
If you do not see your vehicle option, contact us today for cataloging: CHAT Phone (574) 287-9650
Fast Shaft - Class 8 Driveshaft Order Form - Page 3.2 (Modified 9.10.25)
