NEAPCO Driveshaft End Yoke Part No: N170-4-721-1X
$220.38
The N170-4-721-1X Driveshaft End Yoke from Neapco (sold by Wofford Truck Parts) is a precision differential end yoke engineered for SPL170HR series drivetrains. It features a 2.390-inch spline (46 teeth), 3.250-inch hub diameter, 25° joint angle, and a centerline U-joint to hub length of 5.094 inches. Built to meet or exceed OE tolerances, it ensures alignment, balance, and smooth operation under heavy duty loads.
Specifications
The Neapco N170-4-721-1X Driveshaft End Yoke is a heavy-duty differential end yoke designed for SPL170HR series drivelines. This yoke is manufactured to OE standards and finds use in many commercial / heavy truck rear driveline applications. Key specifications include:
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Spline size: 2.390 in (46 teeth)
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Hub diameter: 3.250 in
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Length thru hole: 2.328 in
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Centreline U-joint to end of hub: 5.094 in
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Joint angle tolerance: 25°
Neapco includes this yoke in its SPL170HR / heavy-duty product line with full coverage of differential, transmission, and mid-ship yokes. MyTee listings also classify it as a drop-in replacement for the 170-4-721-1X OEM yoke, including for Volvo VNL trucks.
This yoke is suitable for use in commercial truck rears where the drivetrain calls for a SPL170HR differential yoke with the above spline and hub specifications. Before installing, confirm that the spline count, hub diameter, joint angle, and U-joint retention match your driveshaft setup.
Compatibility
Freightliner (uses part 30071-3408 / SP170-4-721-1X)
Peterbilt (via SP170-4-721-1X listings)
Volvo trucks (Volvo 170MU51P18, 176MU41P22)
Mack (170MU51P18 / 176MU41P22)
International / Navistar (17047211X, 3514643C91)
Workhorse (17047211X)
Alternative Part Numbers
- 170-4-721-1X
- 17047211X
- 170TYS38-4A
- A 3260F1826
- Daimler 30071-3408
- ETN17047211X
- Meritor 170TYS38-4A
- N170-4-721-1X
- SP17047211X
- Spicer / Dana 170-4-721-1X
- Volvo 170MU51P18
- Volvo 176MU41P22
- Volvo SP17047211X
