MTD 717-1554 — Steering pinion gear for MTD-platform lawn tractors. This original MTD steering pinion meshes with the steering sector to restore precise wheel tracking and steering feel after wear or damage.

Fits many MTD, Cub Cadet and Troy‑Bilt rider models — examples include Cub Cadet GT1554, LGT1054, LTX1040, SLT1554 and SLTX1054 series (verify against your machine’s parts diagram). These are representative models that commonly use part 717‑1554.

Key details: this is a splined‑bore steering pinion sized to work with a steering shaft of about 15.9 mm diameter (0.625 in). The associated hex flange bearing / bushing dimensions commonly used with this gear are approximately 15.9 mm inner diameter, 22.2 mm outer diameter and 6.35 mm height. It’s supplied as the direct replacement steering pinion to reinstall on the steering shaft and mating sector.

A straightforward direct‑fit replacement for MTD‑platform tractors, the 717‑1554 is a practical repair part when you need reliable steering performance from your machine. It’s also listed under common parts diagrams for these models.

Note: this description includes the term power tool parts to help with searches and inventory identification.