42 Inch Deck Rebuild Kit 918-06991 Spindle Fit for Craftsman T1000 T1200 T1400 LT4200 Troy-Bilt Bronco Pony 42 TB42, Includes 2 Spindles 618-06991, 2 Blades 742-04312, 96" Belt 754-04060

What It Is

This is a complete 42-inch deck rebuild kit designed for Craftsman and Troy-Bilt riding mowers. It includes two spindles, two blades, and a drive belt—everything needed to refresh a worn-out cutting deck in one purchase.

Fitment & Compatibility

Deck size is critical – only fits 42-inch stamped steel decks, not fabricated or 46/54-inch models. Compatible with Craftsman T1000, T1200, T1400, LT4200, and Troy-Bilt Bronco, Pony, and TB42 (check your deck model tag). The spindles (618-06991) are OEM-style replacements; blades (742-04312) are 20.5 inches long with a 1-inch center hole. The belt (754-04060) is 96 inches long, 1/2-inch wide. Verify your existing belt length and blade hole size before ordering—aftermarket decks may differ.

Key Things to Know

• Quality is mixed – Some users report spindles last 1-2 seasons; bearings are not serviceable. Expect shorter life than OEM original parts.
• Installation is moderate – Requires removing deck, swapping spindles (3 bolts each), blades, and routing new belt. A spindle puller may be needed if old spindles are seized.
• Blades are standard – 20.5-inch mulching/standard blades. They fit most 42-inch Craftsman/Troy-Bilt decks but are not high-lift or bagging-specific.
• Belt tension matters – The 96-inch belt is a common replacement but must match your deck’s pulley layout. Double-check belt routing diagram before installing.

Should You Buy It

This kit is a solid value if your deck is worn, you want one-and-done ordering, and you’re okay with aftermarket spindles that may not last as long as OEM. Best for budget-minded owners of older Craftsman or Troy-Bilt 42-inch riders who plan to keep the mower 2-3 more seasons. Skip if you need heavy-duty commercial-grade parts or have a different deck size.