John Deere LX178 Riding Mower Parts

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The John Deere LX178 riding mower, manufactured in the late 1990s, was known for its reliable Kawasaki liquid-cooled engine. Available with a 38 or 46-inch mower deck, it offered a smooth cut and comfortable operation. This model gained popularity with homeowners seeking a dependable and easy-to-use lawn tractor for medium-sized yards.

The John Deere LX178 was introduced as part of the LX series of lawn tractors, aiming to provide a step up in features and performance from the entry-level models. Powering the LX178 was a Kawasaki FC420V liquid-cooled engine. This engine delivered 14 horsepower and provided smooth, quiet operation. The mower came equipped with a hydrostatic transmission, offering effortless speed control and maneuverability. Deck options included a 38-inch and a 46-inch cutting width. Key features included an adjustable seat, easy-to-reach controls, and a durable frame. The LX178 was primarily designed for residential use, ideal for homeowners with medium-sized lawns. It distinguished itself from other models in the John Deere lineup by offering a more premium engine and enhanced features compared to the LT series, while remaining more compact and affordable than the larger garden tractors.

Specifications

Engine	Kawasaki 14 HP 420cc Liquid-Cooled
Transmission	Hydrostatic
Deck Size	38 or 46 inches
Ground Speed	0-5.5 mph
Fuel Capacity	2.7 gallons
Weight	500 lbs
Years Produced	1993-1998

Maintenance Tips

Replace the mower deck belt every 200-300 hours of operation, or sooner if you notice signs of wear or slippage.
Sharpen the mower blades at least twice a season to ensure a clean cut and prevent tearing the grass.
Change the engine oil and filter annually or every 50 hours, whichever comes first, to keep the engine running smoothly.
Before storing the LX178 for the winter, stabilize the fuel and disconnect the battery to prevent damage from corrosion and freezing.

History & Background

The John Deere LX178 was part of the LX series, introduced in the early to mid-1990s. It was positioned as a premium lawn tractor offering enhanced features and performance. The LX178 remained largely unchanged throughout its production run, solidifying its reputation for reliability.

Frequently Asked Questions

What size deck does the LX178 have?

The John Deere LX178 was available with either a 38-inch or a 46-inch mower deck.

What engine is in the LX178?

The LX178 is powered by a Kawasaki FC420V liquid-cooled engine, rated at 14 horsepower.

What belt do I need for my LX178?

The deck belt for the 38-inch deck is typically part number M82794. The primary drive belt is typically part number M84165. Consult your parts manual or our parts lookup tool for the correct belt for your specific model and deck size.

What blades fit the LX178?

The 38-inch deck requires two 19.68-inch blades, while the 46-inch deck requires two 23.62-inch blades. Ensure you select blades with the correct center hole diameter and star pattern for proper fitment.

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