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Home / Lawn and Garden Tractors / John Deere Lawn Tractors / John Deere GT-235

John Deere GT235 Maintenance

The John Deere GT235 is a GT200 series garden tractor. This model was manufactured from 1999 to 2005.

The John Deere GT235 powerline components: Kawasaki FH580V vertical V-twin cylinder air cooled gasoline engine or Briggs and Stratton 350777 Vanguard vertical shaft V-twin cylinder air-cooled gasoline engine, and Tuff Torq K71 belt-driven hydrostatic transmission. The Kawasaki engine has a cylinder bore of 2.92" (74 mm), piston stroke of 2.69" (68 mm), and rated power of 17 hp (12.7 kW).

The Briggs engine has a cylinder bore of 2.83" (72 mm), piston stroke of 2.75" (70 mm), and rated power of 18 hp (13.3 kW). The maximum forward speed - 7 mph (11.3 kph), max. reverse speed - 4 mph (6.4 kph). The tractor is equipped with 16x6.50-8 front tires and 23x10.50-12 rear tires. The wheelbase is 49" (1240 mm).

Compatible attachments for John Deere GT235: a 48" mid-mount 3-blade mower deck with cutting height of 1-4" (25-102 mm) and electric blade engagement, 42" front-mount single-stage snowblower with clearing height of 16" (405 mm), 46" front blade with mechanical lifting system, and 30" rear-mount mechanical tiller.

Refill Capacities
Engine oil capacity, qts (L) 1.8 (1.7)
Transmission fluid capacity, qts (L) 4.9 (4.6)
Fuel tank capacity, gal (L) 2.8 (10.5)

Recommended Oil and Fluid
Engine oil type Turf-Gard, Plus-4, SAE 10W-30, 10W-40, 5W-30. API Service category SG, SF or higher
Transmission fluid type Hy-Gard Low Viscosity, JDM J20D

Service Intervals
Check fuel level Every 10 hours
Check engine oil level Every 10 hours
Check engine coolant Every 10 hours
Check and tighten loose hardware Every 25 hours
Check tire pressure and brakes Every 50 hours
Lubricate front axle pivot Every 50 hours
Lubricate front wheel spindles Every 50 hours
Lubricate mower spindles Every 50 hours
Clean air filter element and precleaner Every 50 hours
Check transmission fluid Every 50 hours
Check and clean battery terminals Every 100 hours
Inspect spark plugs and check gap Every 100 hours
Sharpen or replace mower blades Every 100 hours
Check and adjust mower drive belt Every 100 hours
Clean mower deck Every 100 hours
Check and level mower deck Every 100 hours
Change engine oil Every 100 hours
Replace engine oil filter Every 100 hours
Charge battery Every 200 hours
Replace fuel filter Every 200 hours
Replace air filter element Every 200 hours
Change transmission fluid Every 250 hours
Check engine idle speeds Every 300 hours
Replace spark plug Every 300 hours
Check carburetor adjustment Every 500 hours
Check and adjust valve clearance Every 500 hours

Replacement Parts
Engine oil filter part number AM125424
Engine fuel filter part number AM116304
Engine air filter part number LG394018JD (Paper), LG272490S (Foam)
Spark plug part number M78543
Mower blade part number M127500, M127673
Traction drive belt part number M127523
Mower drive belt part number M143019, M110313

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