954-0642 754-0642 Lawn Mower Deck Belt for MTD Troy Bilt Cub Cadet 54 Inch LGT1054 GT1554 LT1554 SLTX1054 SLT1554, Toro 112-0933, Hustler 784322, Toro GT2300 LX465/Aramid 5/8 x 138 Inch

What It Is

This is a 5/8-inch wide by 138-inch long Aramid-reinforced deck belt that drives the mower blades on select 54-inch lawn tractors from MTD, Troy-Bilt, Cub Cadet, Toro, and Hustler. It’s designed for medium-duty residential mowing.

Fitment & Compatibility

Before buying, verify your mower’s deck size is exactly 54 inches. This belt fits models like the Cub Cadet LGT1054, GT1554, LT1554, SLTX1054, SLT1554; Toro GT2300, LX465; and Hustler models using part 784322. It replaces OEM numbers 954-0642, 754-0642, and Toro 112-0933. Measure your old belt’s length (138 inches) and width (5/8 inch) to confirm. This is an aftermarket belt, not genuine Cub Cadet/Toro—check your owner’s manual for the exact part number cross-reference.

Key Things to Buy

• Aramid fiber construction is more durable than standard rubber belts, resisting heat and stretching under load.
• Installation difficulty: Moderate. You’ll need to remove the deck or at least the belt cover and routing guides. Take a photo of the belt path before removing the old one.
• Common gotcha: This belt is slightly tighter than some OEM belts—if your deck has worn pulleys or a tensioner, it may squeal or slip. Inspect pulleys for damage before installing.
• Break-in period: Expect some initial dusting as the belt seats; this is normal. Re-check tension after the first two hours of use.

Should You Buy It

If you own a compatible 54-inch MTD/Cub Cadet/Toro tractor and want a budget-friendly upgrade over standard rubber belts, this Aramid option offers good value at $27.50. It’s not for heavy commercial use, but for residential mowing on 1-2 acres, it’s a solid choice—just be sure to match your deck size and belt path exactly.