46 Inch Mower Deck Rebuild Kit for MTD Craftsman T1600 T1900 Troy Bilt Bronco Horse XP Mower Include Include 2 Spindle 618-06989 918-06989 2 ldler 756-05034A 2 Blade 742-04244 1 Belt 754-04219

What It Is

This is a complete 46-inch deck rebuild kit for MTD-built lawn tractors (Craftsman T1600, T1900, Troy-Bilt Bronco, Horse XP). It includes two spindle assemblies, two idler pulleys, two blades, and one drive belt—everything needed to refresh a worn-out cutting deck in one box.

Fitment & Compatibility

• Deck size: 46-inch cutting deck only. Measure your deck width (blade tip to blade tip) to confirm.
• Models: Fits Craftsman T1600, T1900, Troy-Bilt Bronco, Horse XP, and many other MTD 46-inch decks from the 2000s–2010s. Cross-reference your model number with MTD parts.
• OEM vs aftermarket: This is an aftermarket kit. OEM part numbers referenced: 618-06989 / 918-06989 (spindles), 756-05034A (idlers), 742-04244 (blades), 754-04219 (belt). Compare to your deck’s original parts.
• Check before buying: Verify your deck has 2 spindles (not 3). Measure idler pulley diameter (should match 4-inch). Confirm blade length is 18.5 inches with a 1-inch center hole. Belt length must match your deck’s routing—measure old belt or check model-specific specs.

Key Things to Know

• Quality: Aftermarket spindles and idlers are functional but may not last as long as OEM. Bearings are sealed, but check for smooth rotation before install.
• Installation difficulty: Moderate. Requires removing the deck, swapping spindles (including pressing off/on pulleys if needed), and routing the belt correctly. A spring puller helps with idler tension.
• Gotchas: Spindle bolts may be seized—soak with penetrating oil. The belt may be slightly tight; double-check routing against your deck’s diagram. Blades are universal length but may need balancing.
• Includes: No hardware (bolts, lock washers) for spindle mounting—reuse originals or buy separately.

Should You Buy It

Buy this kit if your 46-inch MTD deck has worn spindles (noise, wobble), a slipping belt, or dull blades, and you want a single, cost-effective solution. It’s ideal for DIYers comfortable with medium-level repairs. Skip if you prefer OEM durability or need a 3-spindle deck kit.