John Deere 318 Riding Mower Parts

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The John Deere 318 is a legendary garden tractor produced from 1983 to 1992. Known for its durable construction and reliable performance, the 318 is powered by an 18 HP Onan twin-cylinder engine and features a hydrostatic transmission. It was commonly equipped with a 38, 46, or 50-inch mower deck, making it a versatile machine for both mowing and other garden tasks. The 318's robust design has earned it a dedicated following among tractor enthusiasts.

Introduced in 1983, the John Deere 318 quickly established itself as a premium garden tractor. Its power source is an Onan B43G twin-cylinder gasoline engine, delivering a consistent 18 horsepower. This engine, coupled with a smooth hydrostatic transmission, provided excellent control and maneuverability. The 318 was available with various mowing deck options, including 38, 46, and 50-inch widths, catering to different yard sizes. A key feature of the 318 was its hydraulic system, enabling the use of attachments like front blades and tillers. Its heavy-duty construction and garden tractor capabilities set it apart from typical lawn tractors, making it suitable for both residential use on larger properties and light commercial applications. The 318's versatility and durability ensured its popularity and status as one of John Deere's most sought-after garden tractors.

Specifications

Engine	Onan B43G 18 HP 743cc Gasoline
Transmission	Hydrostatic
Deck Size	38, 46, 50 inches
Ground Speed	0-8.5 mph
Fuel Capacity	4.5 gallons
Weight	850 lbs
Years Produced	1983-1992

Maintenance Tips

Replace the mower deck belt every 200-300 hours of operation, or annually, to ensure optimal cutting performance.
Sharpen mower blades regularly, ideally every 25 hours of use, to maintain a clean and even cut.
Change the engine oil and filter every 50 hours of operation or at least once a year. Check and clean the air filter regularly.
Before storing the tractor for the winter, stabilize the fuel, change the oil and filter, grease all fittings, and disconnect the battery.

History & Background

The John Deere 318 was introduced in 1983 as a successor to earlier models, incorporating improvements in engine technology and hydraulic capabilities. It remained largely unchanged throughout its production run, a testament to its well-designed and reliable nature. The 318 is remembered as a top-of-the-line garden tractor in John Deere's lineup, known for its power and versatility.

Frequently Asked Questions

What size deck does the John Deere 318 have?

The John Deere 318 was available with 38-inch, 46-inch, and 50-inch mower deck options.

What engine is in the John Deere 318?

The John Deere 318 is equipped with an Onan B43G twin-cylinder gasoline engine producing 18 horsepower.

What belt do I need for my John Deere 318?

The deck belt for the 38-inch deck is typically M82718 or aftermarket equivalent. The drive belt is M82717 or aftermarket equivalent. Always verify the correct part number based on your specific deck and drive setup using your tractor's serial number.

What blades fit the John Deere 318?

The blade length depends on the deck size. For a 38-inch deck, you'll need two 19 1/2 inch blades. For the 46-inch deck, you typically use three 16 inch blades. Verify your specific mower deck configuration before ordering.

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