Overview
The Bad Boy 4025 is a 4WD compact utility tractor manufactured by TYM and distributed by Bad Boy from 2021 to the present. It is powered by a 1.7L three-cylinder TYM diesel engine rated at 24.5 gross horsepower and features a three-range hydrostatic transmission.
Ideal Applications
Transmission and Drive Configuration:
The tractor is equipped with a four-wheel drive system and a hydrostatic transmission providing infinite forward and reverse gears across three speed ranges.
Hydraulic and Hitch Specifications:
The open center hydraulic system provides a 7.5 gpm total flow, supporting a Category I rear hitch with a listed lift capacity of 1100 lbs at the 24-inch mark.
Engine and Power Output:
The liquid-cooled TYM A1700N6 engine operates at a rated 2100 RPM, delivering a claimed 19.1 hp at the independent 540 RPM rear PTO.
Production
| Description | Compact Utility tractor |
|---|---|
| Distributor | Bad Boy |
| Manufacturer | TYM |
Engine
| Engine type | TYM 1.7L 3-cyl diesel |
|---|---|
| Fuel tank | 7.1 gal (26.9 L) |
| Air cleaner | dry |
| Bore/Stroke | 3.46x3.70 inches (88 x 94 mm) |
| Coolant capacity | 5.3 qts (5.0 L) |
| Description | TYM A1700N6 / diesel / 3-cylinder / liquid-cooled inline |
| Displacement | 104.7 ci (1.7 L) |
| Oil capacity | 4.5 qts (4.3 L) |
| Power (gross) | 24.5 hp (18.3 kW) |
| Rated RPM | 2100 |
| Starter | electric |
| Starter volts | 12 |
| Engine (gross) | 24.5 hp (18.3 kW) |
| PTO (claimed) | 19.1 hp (14.2 kW) |
Transmission
| Description | hydrostatic |
|---|---|
| Gears | infinite forward and reverse (3-range) |
| Type | hydrostatic |
Mechanical
| Description | Power steering / Wet disc brakes / Two-post folding ROPS. |
|---|---|
| Differential lock | mechanical rear |
| Drive type | Four-wheel drive |
Hydraulics
| Pump flow | 11.5 gpm (43.5 lpm) |
|---|---|
| Steering flow | 4 gpm (15.1 lpm) |
| Total flow | 7.5 gpm (28.4 lpm) |
| Type | open center |
Hitch
| Rear lift (at 24"/610mm) | 1100 lbs (498 kg) |
|---|---|
| Rear Type | I |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery CCA | 540 |
|---|---|
| Battery volts | 12 |
| Charging amps | 50 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Industrial front | 25x8.50-14 |
|---|---|
| Industrial rear | 15-19.5 |
| Front tread | 47.4 inches (120 cm) |
| Ground clearance | 15 inches (38 cm) |
| Height (ROPS) | 96.9 inches (246 cm) |
| Length | 134.9 inches (342 cm) |
| Rear tread | 44.5 inches (113 cm) |
| Weight | 2970 lbs (1347 kg) |
| Wheelbase | 65.7 inches (166 cm) |
| Width | 56.7 inches (144 cm) |
| Weight | 2970 lbs (1347 kg) |
| Wheelbase | 65.7 inches (166 cm) |
4025 Serial Numbers
| Location: | Serial number decal on the right side of the tractor frame, above the front axle. |
|---|
Bad Boy 4025 attachments
| Description | front-end loader / backhoe |
|---|
References
| Description | Tractor Series published in 2021, by Bad Boy / Tractor Series published in 2023, by Bad Boy / Mow with an Attitude published in 2024, by Bad Boy / Operator's Manual Model BBH400 Backhoe published in 2022 / Operator's Manual Model BBL400 Front End Loader published in 2022 / Operator's Manual Model 4025H/4035H published in 2021 |
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