Lawn Mower 50 inch Deck Rebuild Kit Fit for MTD Cub Ca det LTX1050 LTX1050KH Includes 3 Spindle 618-05016 618-04825, 3 Blade 742-04053 490-110-M126, 2 Idler 753-08171 756-04129B, 1 Be lt 754-04240

What It Is

This 50-inch deck rebuild kit for MTD/Cub Cadet LTX1050 and LTX1050KH tractors includes three spindles, three blades, two idler pulleys, and one belt—everything needed to refresh a worn-out cutting deck to like-new condition.

Fitment & Compatibility

Check these before buying:

• Deck size: Only fits 50-inch decks (measure your deck’s cutting width edge-to-edge).
• Model numbers: Confirmed for MTD and Cub Cadet LTX1050 and LTX1050KH. Verify your tractor’s model plate under the seat or on the frame—other LTX variants (e.g., LTX1040) use different spindles.
• OEM vs aftermarket: This is a non-OEM kit. Spindle part numbers 618-05016 and 618-04825, blade 490-110-M126, idlers 753-08171 and 756-04129B, and belt 754-04240 are cross-references—compare your existing parts directly.
• Physical check: Measure spindle shaft diameter (typically 5/8" or 3/4") and blade length (should be 16.5"–17" for a 50" deck). Belt must match your deck’s routing path.

Key Things to Know

• Quality concerns: 3.2-star rating with only 7 reviews suggests mixed feedback—some users report spindles failing sooner than OEM. Inspect bearings for smooth rotation before installing.
• Installation difficulty: Moderate. You’ll need a socket set, torque wrench (spindle bolts ~40–50 ft-lbs), and a blade puller or impact wrench. Budget 2–3 hours.
• Common gotcha: Belt tensioner and idler pulley alignment can be off on non-OEM parts—check that the belt tracks straight on all pulleys before tightening.
• Missing hardware: Kit includes spindles, blades, idlers, and belt only. You may need new spindle mounting bolts, lock washers, and blade bolts separately.

Should You Buy It

This kit is a budget-friendly option for DIYers who need to replace multiple worn deck components at once and don’t mind potential fitment tweaks. If you want guaranteed durability and hassle-free installation, spend more on OEM parts—especially if your deck sees heavy use or commercial mowing.