Top Upper Roller AP34654 AT154514 For John Deere 110 120 135D 490D JCB JS110

Product Overview

This top upper roller is a critical undercarriage component engineered to support the weight of the track chain and ensure smooth rotation during machine operation. Built to withstand rigorous site conditions, this roller maintains proper track alignment and reduces wear on other undercarriage parts.

Key Features & Performance

• Heavy-Duty Construction: Manufactured using high-strength materials and heat-treated for superior hardness and wear resistance.
• Precision Fit: Designed to meet exact equipment specifications for seamless installation and reliable performance.
• Long-Term Reliability: Features high-quality seals and bearings to protect against contaminants and extend service life.

Fitment & Compatibility

• John Deere Models: 110, 120, 135D, 490D
• JCB Models: JS110

Technical Specifications

• Part Number(s): AP34654, AT154514
• Part Type: Upper Carrier Roller
• Equipment Type: Hydraulic Excavator

Frequently Asked Questions

• Q: When should an upper roller be replaced? A: Replacement is necessary if the roller is seized, shows significant flat spots, or is leaking lubricant from the seals.
• Q: Does this part include the mounting bracket? A: This product is the roller assembly itself; please check your existing bracket and hardware for condition before installation.

Compatibility may vary by serial number. Verify fitment before purchase.