618-0671 918-0671 918-0671B Mower Mandrel Spindle For MTD Cub Cadet 54 Inch

Product Overview

This mower mandrel spindle is designed for MTD and Cub Cadet zero-turn and lawn tractors with a 54-inch cutting deck. It supports the mower blade and houses the bearing assembly for smooth rotation. Directly replaces worn spindles to restore cutting performance.

Key Features & Performance

• Heavy-duty steel construction for long-lasting durability
• Pre-assembled with bearing and mounting hardware
• Direct OEM replacement – no modification required
• Compatible with multiple MTD/Cub Cadet spindle part numbers
• Precision-machined for balanced blade rotation

Fitment & Compatibility

• MTD and Cub Cadet mowers with 54-inch deck
• Replaces OEM part numbers 618-0671, 918-0671, 918-0671B, 918-04608A
• Verify spindle mounting pattern and deck configuration before purchase

Common Uses

• Replacing a broken or worn mandrel spindle on a 54-inch mower deck
• Restoring blade rotation on Cub Cadet riding mowers
• Maintaining even cutting performance during mowing season

Technical Specifications

• Part Number(s): 618-0671, 918-0671, 918-0671B, 918-04608A
• Material: Steel
• Deck Size: 54 inches
• Application: Mower deck mandrel spindle

Frequently Asked Questions

Q: Is this spindle compatible with a Cub Cadet RZT54? A: It is designed for 54-inch decks but verify your specific model's part number as the RZT54 may use a different spindle (618-04608A is included but check fitment).

Q: Does the spindle include the pulley? A: This is the mandrel spindle assembly only; the pulley is not included.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.