46" Mower Deck Rebuild Kit for Cub Cadet LTX1045 (Excluding 2014), LTX1046 LTX1046VT, Includes Spindles 618-04865 618-04636 918-04636, 2 Flat Idler 753-08171 756-04129B, 103" Belt 954-04219 754-04219

What It Is

A comprehensive deck rebuild kit for 46-inch Cub Cadet LTX series lawn tractors, containing the essential wear parts to restore cutting performance: two spindles, two flat idler pulleys, and a 103-inch drive belt. Designed for DIY users refreshing a worn or noisy mower deck.

Fitment & Compatibility

• Exact models: Cub Cadet LTX1045 (excluding 2014 model year), LTX1046, LTX1046VT with a 46-inch stamped deck.
• OEM part cross-reference: Spindles 618-04865 / 618-04636 / 918-04636; idlers 753-08171 / 756-04129B; belt 954-04219 / 754-04219.
• Measure before buying: Confirm your deck is 46 inches (blade tip to blade tip). Verify your existing spindle bearing housings match the included spindles’ bolt pattern and shaft diameter. Check that your belt routing uses a 103-inch belt (some decks use 105-inch variants).
• Not for: 2014 LTX1045, zero-turn mowers, or 42-inch/50-inch decks.

Key Things to Know

• Installation difficulty: Moderate (3/5 stars). Requires basic hand tools, a jack to lift the tractor, and careful belt routing. Expect 1–2 hours for a first-timer.
• Quality vs OEM: Aftermarket components are functionally equivalent to OEM Cub Cadet parts but may have slightly shorter bearing life. Read recent reviews for batch quality consistency.
• Common gotcha: The belt can be tight to install. Loosen the deck tensioner fully and use a belt tool or zip tie to hold it in place during routing.
• What’s missing: Does not include blades, blade bolts, or deck washers. Buy those separately if needed.

Should You Buy It

Yes, if your LTX1045/1046/1046VT deck has spindle wobble, noisy bearings, or a worn belt. It’s a cost-effective one-stop solution for restoring smooth, even cutting—especially if you’re already pulling the deck for service. Skip it if you’re only replacing the belt, or if you prefer genuine Cub Cadet parts for longer warranty coverage.