Brand:
5-103XU Universal Joint 1000 Series – ISR 1-0103 | 1-0170 PTO App
$17.37
+50 in stock
Description
Genuine UDS Series 1000 universal joint 5-103XU with 938″ bearing cups and greaseable lubrication for reliable driveshaft performance.
Full Description
Fitment accuracy and torque capacity define the 5-103XU UDS universal joint. Rated for Series 1000 service, it ships with 938"-diameter bearing cups, a grease fitting for field maintenance, and the ISR snap-ring retention geometry that correctly mates with Series 1000 yoke bores. Cross dimensions conform to UDS published standards for direct interchange.
Technical Specifications -- 5-103XU
| Specification | Value |
|---|---|
| Part Number | 5-103XU |
| Brand | UDS |
| Series | 1000 |
| Cap Diameter (End 1) | 938" |
| Width / Span (End 1) | 1.500" |
| Lubrication | Greaseable |
| Retention Style | ISR |
| Notes / Cross-Reference | Lube fitting in body |
Series Identification & Cross-Reference
The 5-103XU is dimensionally compatible with all standard Series 1000 yokes featuring 938"-diameter bore and the ISR snap-ring groove pattern. Confirm that both the transmission-side and axle-side yokes specify Series 1000 to ensure correct bearing cup engagement depth and adequate retaining ring seating.
Lube Type & Service Interval
The 5-103XU includes a grease fitting (Zerk) at the center cross, allowing lubrication with standard NLGI #2 moly or lithium-complex grease. Purge old grease at each fitting until fresh grease appears at all four bearing caps. For on-highway applications, re-grease intervals of 5,000 miles or 3 months are typical; off-road and severe-duty applications warrant shorter intervals. Avoid over-pressurizing the fitting to prevent seal extrusion.
Installation Guidance
Factory application note for 5-103XU: Lube fitting in body. Verify this cross-reference against the vehicle or equipment build sheet when substituting for an OEM part number. When replacing a worn joint, inspect the yoke ears for wear, the snap-ring grooves for deformation, and the bearing bore for out-of-round condition before installing the new assembly.
- Torque all u-bolt or strap bolts to specification after installation
- Balance the driveshaft assembly if replacing the joint on a high-speed shaft
- Use a press or dedicated cross-kit installation tool to prevent bearing cup misalignment
- Do not strike the cross with a hammer once bearing cups are seated
Why Source 5-103XU from Universal Driveshafts?
Universal Driveshafts stocks a comprehensive range of Spicer and UDS cross kits to minimize downtime for fleet operators, OEM rebuilders, and off-road enthusiasts. The 5-103XU ships from inventory with no minimum-order requirements. Each joint is packaged to protect bearing cup surfaces and snap rings during transit. Our technical team can assist with cross-referencing legacy part numbers and identifying the correct series upgrade when upgrading to a heavier-duty joint family.
Alternative parts:
Additional information
| Brand | UDS |
|---|---|
| Cap dia 1 | 938 |
| Lube | Y |
| Notes | Lube fitting in body, Mostly used on a steering shaft |
| Partn number | 5-103XU |
| Series | 1000 |
| Style | ISR |
| Width 1 | 1.500 |
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