John Deere LA105 Riding Mower Parts

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The John Deere LA105 was a popular lawn tractor model produced from 2007 to 2010 as part of the LA100 series. Powered by a reliable 19.5 HP Briggs & Stratton single-cylinder engine and featuring a 42-inch mower deck, the LA105 was known for its ease of use and dependable performance in residential lawn care. This model offered a great balance of power and maneuverability for maintaining medium-sized yards.

The John Deere LA105 was introduced in 2007 as part of the LA100 series, a line of lawn tractors designed for residential use. It featured a 19.5 horsepower Briggs & Stratton single-cylinder OHV engine, displacing 540cc. The engine provided ample power for mowing and light yard work. The LA105 came equipped with a hydrostatic transmission, offering smooth and easy speed control. It had a 42-inch side-discharge mower deck, providing a wide cutting swath for efficient mowing. Key features included an adjustable seat, easy-to-reach controls, and a durable steel frame. It was primarily used for mowing lawns in residential settings. The LA105 distinguished itself within the John Deere lineup by offering a balance between affordability and performance, appealing to homeowners who needed a reliable and capable lawn tractor without the higher price point of the premium X300 series.

Specifications

Engine	Briggs & Stratton 19.5 HP 540cc Single-Cylinder OHV
Transmission	Hydrostatic
Deck Size	42 inches
Ground Speed	5.5 mph
Fuel Capacity	2.4 gallons
Weight	440 lbs
Years Produced	2007-2010

Maintenance Tips

Replace the mower deck belt every 2-3 years, or sooner if you notice cracking, fraying, or slipping.
Sharpen or replace mower blades annually for a clean and efficient cut. Check for damage regularly.
Change the engine oil and filter every 50 hours of use or at least once a year.
Before storing for the winter, stabilize the fuel, change the oil and filter, and disconnect the battery. Store in a dry place.

History & Background

The John Deere LA105 was launched in 2007 and remained in production until 2010. As part of the LA100 series, it represented a mid-range option for homeowners seeking a capable and reliable lawn tractor. This model provided a popular choice for residential lawn care during its production years.

Frequently Asked Questions

What size deck does the John Deere LA105 have?

The John Deere LA105 is equipped with a 42-inch mower deck.

What engine is in the John Deere LA105?

The John Deere LA105 has a 19.5 horsepower Briggs & Stratton single-cylinder OHV engine.

What belt do I need for my John Deere LA105?

The John Deere LA105 uses a 42-inch mower deck belt. Refer to your owner's manual for the correct part number or measure your existing belt to find a suitable replacement. Also, check the drive belt condition.

What blades fit the John Deere LA105?

The John Deere LA105 requires two 21-inch blades to fit its 42-inch deck. Use John Deere part number M154062 or a compatible aftermarket blade designed for this model and deck size.

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