Description
The 4-28-307-SU is a 1550 series weld tube yoke for 3.500×0.095in OD driveshaft tube with a 3.321″ butt diameter. Steel construction, ready for custom driveshaft fabrication at Universal Driveshafts.
4-28-307-SU: 1550 Series Weld Tube Yoke -- Drivetrain Component Guide
The drivetrain has no redundant load paths -- every torque-carrying component must perform correctly or the system fails. The 4-28-307-SU is the weld tube yoke position in that load chain for 1550 series applications, providing tube OD 3.500x0.095 x wall listed, butt dia 3.321 with forged construction and production-controlled tolerances.
Specification Data
| Specification | Value |
|---|---|
| Series | 1550 |
| Tube OD x Wall | 3.500x0.095 |
| Butt Dia | 3.321 |
| CJ to Weld | 2.188 |
| Material | STEEL |
| Brand | UDS |
| Part Number | 4-28-307-SU |
Failure Modes and Prevention
A worn weld tube yoke typically presents as vibration at certain speed ranges, a clunk on throttle engagement, or visible play when you grab the driveshaft near the yoke and rock it. Left unaddressed, it accelerates u-joint wear, can score the output shaft seal contact area, and in severe cases causes shaft separation. Replacing the 4-28-307-SU as part of a scheduled drivetrain refresh -- rather than waiting for failure -- is the lower-cost strategy in the long run.
Fitment Checklist
- Tube od 3.500x0.095 x wall listed, butt dia 3.321 -- verified against this part before ordering
- Series 1550 u-joint cross in service or on order for this shaft end
- Mating component (output shaft / companion flange) in serviceable condition
- Retaining hardware (snap rings, strap bolts, or flange bolts as applicable) renewed if previously heat-cycled
- Shaft balance acceptable after installation -- road test confirms this
Order the 4-28-307-SU from Universal Driveshafts today. In-stock items ship fast from our warehouse.
Alternative parts:
| Butt dia | 3.321 |
|---|---|
| Center u j to weld | 2.188 |
| Material | STEEL |
| Partn number | 4-28-307-S |
| Series | 1550 |
| Tube dia wall | 3.500×0.095 |
| Brand | UDS |
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| Butt dia 1.875 Center u j to weld 1.750" Material STEEL Notes FOREIGN Partn number 1226-201 Series 1251 Tube dia wall 2.000x0.065 Brand UDS | $31.95 Max: Min: 1 Step: 1 Add to Cart | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Butt dia 2.375 Center u j to weld 1.750" Material STEEL Notes FOREIGN Partn number 1226-25 Series 1251 Tube dia wall 2.500X0.065 Brand UDS | $32.40 Max: Min: 1 Step: 1 Add to Cart | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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