126155 Apr 2026

Based on manufacturer data from MPParts and Drivetrain America , the standard specifications include: Spicer Differential Pinion Shaft Nut 126155 - FleetPride

The number primarily identifies a critical heavy-duty automotive component: the Differential Pinion Shaft Nut (also known as an Input Nut) manufactured by Dana Spicer and Eaton . Product Overview 126155

Check Nearby Stores. Spicer Differential Pinion Shaft Nut. Part #126155|Brand: SPICER. Add To Cart. FleetPride 126155 Eaton Spicer Input Nut DS461 Dt461 126155 Eaton Spicer Input Nut DS461 Dt461. Drivetrain America 126155 Nut - MPParts Based on manufacturer data from MPParts and Drivetrain

Specifically used for differential pinion shaft applications in Eaton Axle models DS461 and DT461 . Part #126155|Brand: SPICER

This is a high-strength fastener designed for medium- and heavy-duty axle carrier assemblies. It is a critical component for maintaining the integrity of the driveline in commercial trucks and industrial vehicles.

Built from SAE-4340 nickel chromoly steel . The inclusion of nickel adds toughness, while chromium provides strength at high temperatures and resistance to abrasion.

To ensure reliability, these nuts are ultrasonically tested for internal cracks that standard magnetic testing might miss. Many versions also feature a self-locking mechanism (often a nylon insert) to resist loosening from constant vibration. Technical Specifications