NSK 40BW05CG40 Wheel Bearing - Rear

NSK Rear Wheel Bearing for Suzuki and Chevrolet

The NSK 40BW05CG40 is a rear wheel bearing built for specific Suzuki and Chevrolet applications. It combines OE-style fitment with low-friction operation, sealed-for-life construction, and contamination resistance for dependable driveline performance.

Key Features

• Premium OE technology with vehicle-specific fit, form, and performance
• Superfinished, precision-matched bearing raceway for low-friction operation
• Advanced multi-lip seal design for water and contamination resistance
• Sealed-for-life construction with premium all-weather grease
• Rear wheel bearing application with no ABS equipped sensor provision
• Inside diameter: 40 mm; outside diameter: 80 mm
• Inner race width: 23 mm; outer race width: 18 mm

Detailed Description

NSK 40BW05CG40 is engineered as a rear wheel bearing for 1999-2005 Suzuki Grand Vitara, 1999-2004 Chevrolet Tracker, and 1999-2004 Suzuki Vitara. NSK’s bearing design focuses on precise dimensional control, smooth rolling performance, and sealing that helps keep out water and road contamination in demanding daily driving conditions. The sealed design also eliminates routine bearing service once installed.

This part number, 40BW05CG40, is a direct-fit style replacement for the listed rear applications and is suited to drivers looking for a wheel bearing that matches OE-style dimensions and performance targets. If you are sourcing a rear wheel bearing for a Chevrolet Tracker or Suzuki Vitara, 40BW05CG40 is the correct NSK reference to verify against your vehicle’s rear hub specification.

Common Problems This Part Addresses

• Rear wheel noise such as humming, growling, or rumbling
• Excessive wheel play from worn bearing surfaces
• Rough rotation caused by contamination or grease breakdown
• Water intrusion that accelerates bearing wear
• Loss of smooth rear hub operation on Suzuki Grand Vitara, Chevrolet Tracker, and Suzuki Vitara models

Installation Notes and Tips

Confirm rear axle and hub dimensions before installation, including the 40 mm inside diameter and 80 mm outside diameter. Verify that your vehicle is not equipped with an ABS-specific rear bearing requirement, since this part is listed as not ABS equipped. Clean the hub and surrounding components thoroughly before pressing in the new bearing, and inspect related seals and mounting surfaces for wear.

For fitment verification, use the vehicle application data exactly as listed: Fits 1999-2005 Suzuki Grand Vitara, rear; Fits 1999-2004 Chevrolet Tracker, rear; Fits 1999-2004 Suzuki Vitara, rear.

Quality Assurance

NSK is a global bearing manufacturer and supplier to major automotive OEMs, with a focus on bearing life and operating performance under demanding conditions. The 40BW05CG40 reflects that engineering approach through precision raceway finishing, sealed construction, and contamination-resistant sealing technology.