ACEBRI 618-04822 Spindle Assembly 42 Inch for Cub Cadet LTX1040 LTX1042 Replaces 618-04889 618-04950 918-04822 918-04822B 918-04889 918-04889A 918-04950 2 Pack

What It Is

This is a replacement spindle assembly for 42-inch Cub Cadet lawn tractor decks, designed to mount the blade and drive it via the belt. It’s for decks on models like the LTX1040 and LTX1042, and it replaces multiple OEM part numbers.

Fitment & Compatibility

Before buying, verify three things:

• Deck size: This spindle is for 42-inch decks only. Measure your deck width or check the model tag (e.g., LTX1040, LTX1042).
• OEM cross-reference: It directly replaces Cub Cadet part numbers 618-04889, 618-04950, 918-04822, 918-04822B, 918-04889, 918-04889A, and 918-04950. If your spindle has one of these stamped on it, this fits.
• Physical check: Measure the spindle shaft diameter (typically 5/8-inch) and bolt pattern (two-bolt or three-bolt). This is a two-bolt assembly with a 5/8-inch shaft. Confirm your deck uses the same.

This is an aftermarket part, not OEM Cub Cadet, but it’s built to match OEM specs.

Key Things to Know

• Quality: Made from cast aluminum housing with sealed bearings. It’s durable for residential use but may not hold up as long as OEM under heavy commercial duty.
• Installation difficulty: Moderate. You’ll need a jack, socket set, and possibly a puller to remove the old spindle. Expect 30–60 minutes per spindle.
• Common gotcha: The included bolts may be metric or SAE—check your deck’s hardware. Also, the housing may be slightly shorter than OEM; verify blade clearance against the deck shell before tightening.
• Two-pack value: Buying as a pair is cost-effective if both spindles are worn, but you can also use one and keep the other as a spare.

Should You Buy It

If you have a 42-inch Cub Cadet LTX1040 or LTX1042 with a worn or wobbly spindle, this is a solid, budget-friendly replacement. It’s best for homeowners doing their own repairs, not for pros needing OEM longevity. The 5.0-star rating and low price make it a low-risk buy for a direct swap.