Product Description
Cup, bearing
Frequently Asked Questions
Q: What is the SY40783 bearing cup used for?
A: The SY40783 is a bearing cup component for electric lift truck wheel assemblies. It is a tapered roller bearing outer race used in load wheel or steer wheel hub assemblies. The cup mates with a corresponding cone (inner race) to form the complete bearing set.
Q: Which electric truck models does the SY40783 bearing cup fit?
A: The SY40783 is compatible with electric trucks from Crown, Toyota, Raymond, Yale, and Hyster. The cup fits standard wheel hub configurations used across multiple manufacturers. Verify the exact bearing bore diameter and housing to confirm fitment with your equipment.
Q: What material is the SY40783 bearing cup made from?
A: The SY40783 is a precision tapered roller bearing cup manufactured from high-carbon steel hardened and ground to precise tolerances. The steel provides durability for high-load wheel applications in continuous material handling environments.
Q: Does the SY40783 require a matching cone and spacer?
A: Yes. The SY40783 cup must be paired with a corresponding tapered roller cone (inner race), spacer, and proper fastening hardware to form a complete bearing assembly. Do not install the cup alone. Order as a bearing kit or confirm you have all required components.
Q: How do I determine if I need the SY40783 cup or a complete bearing assembly?
A: If your wheel hub currently has a damaged outer race (cup) only and the inner race (cone) and rollers are serviceable, the SY40783 cup alone may be sufficient. If the entire bearing is worn or noisy, order a complete sealed bearing assembly instead. Consult your truck manual or contact our parts team with your truck model.