The John Deere R121283 Needle Roller Bearing Pin is a genuine OEM bearing component designed to support smooth rotational movement and reduce friction in bearing assemblies across John Deere agricultural and construction equipment.

Key Features

• Precision Needle Roller Design enables smooth rotational motion and efficient load distribution within compact bearing assemblies.
• High-Strength Bearing Steel with 52100 composition and heat-treated precision surface for improved durability and wear resistance in high-load, high-speed service.
• Compact Load Distribution achieved by a small-diameter roller design, enabling high load carrying capacity in restricted spaces.
• OEM Manufacturing Standards produced to John Deere specifications for correct fit and reliable performance.
• Long Service Life through heat-treated construction that enhances fatigue resistance and surface wear characteristics.

Product Details

• Product Type: Needle Roller Bearing Pin
• Brand: John Deere
• Part Number: R121283
• Diameter: 0.250 in (6.35 mm)
• Length: 1.50 in (approx. 38.2 mm)
• Material: Hardened bearing steel (52100)
• Finish: Heat-treated precision surface
• Weight: Approximately 0.02 lb (0.009 kg)
• Applications: Supports bearing assemblies in agricultural machinery, transmission/drivetrain components, and engine/mechanical rotation systems; suitable as a replacement for worn needle rollers

Compatibility

• Compatible Equipment: John Deere models listed for bearing applications, including Agricultural Tractors 7210, 7410, 7510, 7710, 7810, 8100, 8200, 8300, 8210, 8310, 8400; Modern Tractor Series 7R – 7R210, 7R230, 7R250, 7R270, 7R310; 8R Series – 8235R, 8245R, 8270R, 8295R, 8360R; 9R Series – 9R390, 9R440, 9R490, 9R540, 9R590, 9R640.
• Note: Compatibility may vary depending on machine configuration and bearing assembly. Always verify with your equipment parts catalogue before ordering.