954-04060b 954-04060c Deck Belt fit for Cub Cadet Troy-Bilt LTX1040 LTX1042 LT1042 TB42 TB46 SPM201671081 754-04060B 754-04060C 954-04060 954-04060B 954-04060C LTX1040 42 inch Mower Deck Belt

What It Is

This is a 42-inch lawn mower deck drive belt (OEM cross reference 954-04060B/C) that transfers power from the engine pulley to the mower blades on select Cub Cadet, Troy-Bilt, and MTD-brand lawn tractors with a 42-inch stamped steel deck. It’s a replacement part for worn or broken belts that cause blade slippage or failure to engage.

Fitment & Compatibility

Before buying, confirm three things:

• Deck size: Must be exactly 42 inches (measured blade tip to blade tip). This belt will not fit 46-inch or 54-inch decks.
• Model number: Direct fit for Cub Cadet LTX1040, LTX1042, LT1042, and Troy-Bilt TB42, TB46. Also fits MTD models using the same 42-inch deck.
• OEM vs aftermarket: This is an aftermarket belt (not genuine Cub Cadet) but matches OEM part numbers 754-04060B, 754-04060C, 954-04060, 954-04060B, and 954-04060C.
• Measure the old belt: Lay it flat and measure length (approx. 92.5 inches) and width (1/2 inch). If yours is different, it won’t fit.

Key Things to Know

• Quality variance: Aftermarket belts can be slightly thinner or stretch more than OEM. Expect 1–2 seasons of normal use; heavy or wet grass will shorten life.
• Installation difficulty: Moderate. You’ll need to remove the deck or at least the belt guard and belt keeper. A belt routing diagram is usually on the deck or in the manual—take a photo before removing the old belt.
• Common gotcha: The belt must be routed under all stationary pulleys and over the spring-loaded idler pulley. If the deck vibrates or blades stop spinning, the belt is likely misrouted or too loose.
• Compatibility check: Some LTX1040 models use a different belt if equipped with a fabricated (not stamped) deck. Verify your deck is stamped steel.

Should You Buy It

If you own a Cub Cadet or Troy-Bilt with a 42-inch stamped deck and need a budget-friendly replacement that matches the OEM specs, this belt is a solid choice. It’s not as durable as an OEM belt, but for light to moderate mowing on a few acres, it’ll get the job done. Skip it if you mow tough, wet grass frequently or want maximum longevity—go with a genuine Cub Cadet belt instead.