Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.

Neapco · Drivetrain
10170
In stock · ships from Knoxville
The Neapco 1-0170 (part number 10170) is a heavy-duty universal joint for Spicer 1000 series drivelines.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 2 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Other applications
Other applications
Designed for Spicer 1000 series dimensions. Because this U-joint is used across many OEMs (John Deere, Massey Ferguson, International Harvester, etc.), always verify the bearing cap diameter (0.938"), lock-up (1.500"), and snap ring type against your existing U-joint before ordering.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 12 of 12.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It connects drive shaft components, allowing angular movement and smooth power transfer. This U-joint uses inside snap rings (ISR) to hold the bearing cups, has a greaseable cross with a single lube fitting, and 0.938-inch bearing caps. You replace it when you notice driveline vibration, clunking, or excessive play in the U-joint bearings.
Part Number: 10170
U-JOINT
Category: Driveline
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more