SKF SDK350-MK Axle Differential Bearing and Seal Kit - Front or Rear

SKF Axle Differential Bearing and Seal Kit

SKF SDK350-MK is an axle differential bearing and seal kit built for Toyota driveline service on 4Runner and Pickup applications. It is specified for rear 7.5" ring gear setups and also covers front applications with independent front suspension where listed.

The kit centers on bearing and seal service for the differential, with components engineered to meet or exceed original equipment specifications. SKF includes matched bearing cones and cups, plus seals made to SKF standards with Bore-Tite coating for improved sealing performance.

Key Features

• Part number: SDK350-MK
• Axle differential bearing and seal kit for Toyota driveline service
• Inside diameter: 11.0000
• Width: 2.500
• Bearing type: DIFF3TP
• Matched bearing cones and cups for proper bearing service
• Seals with Bore-Tite coating for enhanced sealing performance
• Fits Toyota 4Runner and Toyota Pickup applications listed below

Detailed Description

SKF SDK350-MK is intended for differential repair work where bearing wear, seal leakage, or driveline noise has developed in Toyota 4Runner and Toyota Pickup models. It is listed for 1990-1995 Toyota 4Runner rear master kit applications with a 7.5" ring gear, 1988-1995 Toyota Pickup rear master kit applications with a 7.5" ring gear, and 1979-1985 Toyota Pickup rear master kit applications with a 7.5" ring gear. It also fits 1986-1988 Toyota 4Runner front master kit applications with a 7.5" ring gear and independent front suspension, as well as 1986-1988 Toyota Pickup front master kit applications with the same configuration.

This part cross-references 0604-27-142 and 1458BR30306 for the same application.

What It Helps Fix

• Differential bearing noise or rough operation
• Gear oil seepage at differential seals
• Wear-related driveline vibration from bearing service issues
• Service needs on Toyota 4Runner and Pickup differential assemblies
• Repeat repairs caused by incomplete bearing and seal replacement

Installation Notes

Verify axle position, ring gear size, and suspension configuration before installation. This kit is listed for rear master kit applications with a 7.5" ring gear and for front applications only where independent front suspension is specified. Follow factory service procedures for bearing preload, seal placement, and differential setup.

Quality Assurance

SKF manufactures these kits to OE-level specifications using premium bearings, seals, and applicable gaskets or sealant components where required. The design focuses on complete differential service so the repair can be completed with the correct matched components.