John Deere L1742 Riding Mower Parts
The John Deere L1742 42 DECK riding mower was part of the popular L100 series, known for its reliability and ease of use. It typically featured a Kawasaki 17 HP engine and a 42-inch mowing deck, making it ideal for medium-sized lawns. Find all the replacement parts you need to keep your L1742 42 DECK running smoothly.
The John Deere L1742 42 DECK was introduced as a residential riding mower, offering a balance of power and maneuverability for homeowners. It's primarily equipped with a Kawasaki single-cylinder engine, typically around 17 horsepower. The engine displacement is around 530cc depending on the exact spec. The transmission is generally a hydrostatic type, providing smooth and responsive control. The '42 DECK' designation indicates that this model features a 42-inch wide mowing deck, suitable for lawns ranging from half an acre to a full acre. Key features include a comfortable seat, easy-to-use controls, and a dependable mowing system. The L1742 42 DECK differentiates itself from other models in the L100 series through its engine power and deck size combination, providing a good compromise between cutting capacity and overall size.
Specifications
| Engine | Kawasaki 17 HP 530cc Single-Cylinder |
|---|---|
| Transmission | Hydrostatic |
| Deck Size | 42 inches |
| Ground Speed | Varies by year |
| Fuel Capacity | 2.4 gallons |
| Weight | 480 lbs |
| Years Produced | Varies by year |
Maintenance Tips
- Check and replace the deck belt annually, or more frequently if signs of wear are visible.
- Sharpen or replace mower blades at least once a season for a clean and healthy cut.
- Change the engine oil and filter according to the manufacturer's recommended intervals, typically every 50 hours of use.
- Before storing the mower for the winter, stabilize the fuel and disconnect the battery to prevent damage.
History & Background
The John Deere L1742 42 DECK was a popular model in the John Deere L100 series, which offered a range of lawn tractors for residential use. It provided homeowners with a reliable and efficient mowing solution for their yards. This model was designed to be user-friendly and easy to maintain.
Frequently Asked Questions
What size deck does the John Deere L1742 42 DECK have?
The John Deere L1742 42 DECK has a 42-inch wide mowing deck.
What engine is in the John Deere L1742 42 DECK?
The John Deere L1742 42 DECK typically features a Kawasaki 17 HP single-cylinder engine.
What belt do I need for my John Deere L1742 42 DECK?
You will likely need both a deck belt and a drive belt. Refer to your John Deere L1742 42 DECK's parts manual or use the parts finder on our site to determine the correct belt part numbers or sizes. Typical deck belt sizes are around 80-90 inches in length, but can vary.
What blades fit the John Deere L1742 42 DECK?
The John Deere L1742 42 DECK uses two 21-inch mower blades to achieve its 42-inch cut. Make sure to order a matching set to ensure proper balance.

MIA11377 - Camshaft
SKU: MIA11377
47 in stock

AD2062R - Light Bulb
SKU: AD2062R
162 in stock

GY20063 - BLK Seat
SKU: GY20063
62 in stock

GY21106 - PTO Cable
SKU: GY21106
63 in stock

B1JD23 - V-Idler
SKU: B1JD23
467 in stock

B1JD22 - Flat Idler
SKU: B1JD22
1337 in stock

B1JD20 - Flat Idler
SKU: B1JD20
188 in stock

GY20492 - Rh Draglink Assy Adjustable # Rod
SKU: GY20492
455 in stock

GY20491 - LH Draglink Assy Adjustable # Rod
SKU: GY20491
309 in stock

GX21994 - Steering Shaft Bushing
SKU: GX21994
1986 in stock

GX20053 - Steering Pinion Gear
SKU: GX20053
301 in stock

GX20052 - Steering Sector Gear
SKU: GX20052
423 in stock

B1SB11449 - JOHN DEERE GX20367 7" SPINDLE PULLEY
SKU: B1SB11449
111 in stock

B1JD37 - Spindle Assembly
SKU: B1JD37
1565 in stock

B1JD36 - Spindle Mounting Bolt
SKU: B1JD36
4029 in stock

A64624 - External Snap Ring
SKU: A64624
65 in stock

19M7819 - Flanged Metric (5 pk) Cap Screw
SKU: 19M7819
5 in stock

B1JD6015 - 11/16" 21-1/2" XHT BLADE-MOWER
SKU: B1JD6015
66 in stock

GY20570 - JOHN DEERE
SKU: GY20570
Out of stock

GX20241 - JOHN DEERE
SKU: GX20241
17 in stock

GX20072 - Blade Drive Belt
SKU: GX20072
Out of stock
