M154958 M110313 Lawn Mower Deck Belt for John Deere 48 Inch GT235 GT225 GT275 GX345 X300 X320 X500 LX280 LX176 LX188 1842GV Garden Tractors, Cub Cadet/MTD 954-04041 754-04041, Aramid 5/8" x 111.25"

What It Is

This is a replacement deck drive belt for 48-inch mowing decks on select John Deere garden tractors and some Cub Cadet/MTD models. It transfers power from the engine pulley to the blades, and it’s built with aramid fiber for added durability under heavy-duty use.

Fitment & Compatibility

Before buying, confirm your mower has a 48-inch deck (not 42, 54, or 60). This belt fits John Deere models GT235, GT225, GT275, GX345, X300, X320, X500, LX280, LX176, LX188, and 1842GV, plus Cub Cadet/MTD models using OEM part 954-04041 or 754-04041. Measure your old belt: it should be 5/8″ wide and 111.25″ long. If your deck uses a different belt length (common on older LX series with 48″ decks), this will not fit. This is an aftermarket belt, not OEM John Deere, but it matches the OEM specs.

Key Things to Know

• Aramid cord construction is tougher than standard rubber belts, offering better resistance to stretching and heat—good for thick grass or frequent use.
• Installation is moderate difficulty; you’ll need to remove the deck and route the belt around the spindles and tensioner pulley. A diagram is recommended.
• Common gotcha: Double-check the belt routing path. Some 48″ decks have a specific “S” pattern around the idler pulleys. Wrong routing causes poor cutting or belt slip.
• Price vs. OEM: At $22.98, this is roughly half the cost of a John Deere OEM belt (GX20072 or M154958), but reviews suggest similar lifespan if installed correctly.

Should You Buy It

Yes, if you need a reliable, budget-friendly replacement for a 48-inch deck belt on a compatible John Deere or Cub Cadet model and you’re comfortable with a DIY install. It’s a solid value for aramid construction—just verify your old belt’s length and deck size before ordering.