Keep your Gravely equipment’s drivetrain securely assembled with this Genuine OEM Retaining Ring (Part #21901424). Precision-manufactured to Gravely specifications and made from durable, high-strength steel, this retaining ring is designed to securely hold shafts, bearings, and internal components in proper position during operation — playing a critical role in maintaining alignment and preventing unwanted movement under load and vibration.
Why Retaining Rings Are Critical:
A retaining ring may be one of the smallest components on your Gravely, but it carries significant responsibility. It provides reliable holding force to prevent axial movement of parts while allowing proper rotation and alignment within assemblies. A worn, sprung, or missing retaining ring can allow shaft components to shift under load, leading to accelerated bearing wear, component misalignment, vibration, and potentially serious drivetrain damage. Always replace with the correct genuine OEM part.
Key Features:
- Genuine Gravely OEM part — not aftermarket or generic
- Manufactured to OEM specifications from hardened spring steel, providing reliable tension, resistance to deformation, and long service life under load, vibration, and rotational stress
- Secures shafts, bearings, and internal components in correct axial position
- Prevents unwanted lateral movement in spindle, axle, and drivetrain assemblies
- Precision-formed for consistent snap-fit installation and reliable retention
- Direct OEM replacement — installs exactly like the original factory part
Compatibility:
This retaining ring fits select Gravely lawn mower and outdoor power equipment models. Always verify correct fitment using your Gravely model and serial number — found on the equipment label near the engine, under the seat, or on the frame — along with the Illustrated Parts List (IPL) for your specific unit.
Part Details:
- Part Number: 21901424
- OEM Brand: Gravely
- Part Type: Retaining Ring
- Material: Hardened Spring Steel
- Condition: New / Genuine OEM
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