42" Mower Deck Rebuild Kit Fits for Compatible with Cub Cadet XT1-LT42 XT2-LX42 XT1-42 Craftsman T8000 Includes 2 Spindles 918-06976 2 Blades 742-04308 1 Belt 754-05021 2 Idler 756-05034A

What It Is

This is a complete 42-inch mower deck rebuild kit designed to restore cutting performance on select Cub Cadet and Craftsman lawn tractors. It bundles two spindles, two blades, one drive belt, and two idler pulleys—everything needed to refresh a worn-out deck in a single purchase.

Fitment & Compatibility

Before buying, verify these three things:

• Deck size: This kit is strictly for 42-inch decks. Measure your deck width from blade tip to blade tip.
• Model compatibility: Confirmed fit for Cub Cadet XT1-LT42, XT2-LX42, XT1-42, and Craftsman T8000. It will not fit other deck sizes or non-specified models.
• OEM part numbers: The included parts (spindles 918-06976, blades 742-04308, belt 754-05021, idlers 756-05034A) are aftermarket replacements for OEM components. Cross-reference these numbers with your owner’s manual or existing parts to ensure exact match. If your deck uses different spindle or blade patterns, this kit won’t work.

Key Things to Know

• Quality: Rated 5.0 stars from two reviews, suggesting solid build, but aftermarket spindles may have slightly shorter lifespan than OEM. Inspect for burrs or uneven welds before installation.
• Installation difficulty: Moderate. Requires basic tools (socket set, wrenches, jack stands) and about 1–2 hours. You’ll need to remove the deck, swap spindles, blades, idlers, and route the new belt. Watch for belt routing diagrams online if your manual is missing.
• Common gotchas: Spindle bolts are often rusted—use penetrating oil and impact wrench. Idler pulley bearings may be pre-greased; check and add grease if dry. Blade orientation matters—sharp edge faces rotation direction.
• Belt tension: The included belt may need adjustment after a few hours of use; recheck tension to prevent slipping.

Should You Buy It

If you own a compatible Cub Cadet or Craftsman tractor with a worn-out 42-inch deck—squealing spindles, dull blades, or loose belt—this kit is a cost-effective one-stop refresh. It’s not for other brands or deck sizes, and the low review count means you’re betting on aftermarket parts. But for the price and convenience, it’s a solid choice for DIY deck restoration.