Bad Boy Tractors 4025 vs Kubota LX3520

Every published spec for both machines, side by side. The verdict below is computed straight from the spec sheets, not opinion.

Across 3 measurable specs, the Bad Boy Tractors 4025 leads 3 categories to 0. Machine pages: Bad Boy Tractors 4025 and Kubota LX3520.

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Category Verdict

Spec	Bad Boy Tractors 4025	Kubota LX3520
Engine HP (hp)	▲ 24.5 hp	23.3 hp
Weight (lb)	▲ 3,496.5 lb	2,624 lb
Loader Lift (lb)	2,200 lb	n/a
3-Pt Lift (24 in) (lb)	▲ 2,425 lb	1,962 lb
Lift Height (in)	104 in	n/a
Breakout Force (lbf)	3,660 lbf	n/a
Hydraulic Flow (gpm)	11.5 gpm	n/a

The headline numbers at a glance.

Bad Boy Tractors 4025Kubota LX3520

Engine HPhp

▲24.5 hp

23.3 hp

PTO HPhp

n/a

Weightlb

▲3,496.5 lb

1,775 lb

2,154 lb

2,191 lb

2,624 lb

LX2620LX3520DTNLX3520LX4020

Loader Liftlb

2,200 lb

n/a

3-Pt Lift (24 in)lb

▲2,425 lb

1,819 lb

1,962 lb

LX2620LX3520/LX4020

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Full Spec Sheet

Every published spec, side by side, including the details the graphs above don't chart.

Spec	Bad Boy Tractors4025	KubotaLX3520


PTO Power	540 rpm, 1st stage	28.7 (21.4) HP (kW)
Alternator	50 A, 12 V	n/a
Air Cleaner	Present (standard equipment)	LX2620: 4.5 inch paper filter (with dual filter); LX3520/LX4020: 6 inch paper filter (with dual element)
Engine Type	Vertical, water cooled 4-cycle, diesel engine	Indirect injection, vertical, water-cooled, 4-cycle diesel and Direct injection, vertical, water-cooled, 4-cycle diesel with turbocharger
Fuel System	Diesel fuel system with fuel injection pump	Common Rail (CRS) diesel
Displacement	104.6 in³	77 in³
No. of Cylinders	3	4
Rated Engine Speed	2100 rpm	2500 rpm
Cooling System Type	Pressurized Radiator	Pressurized radiator with radial air flow fan
Engine Manufacturer	A1700N6, A1700N5, A1700N4	Kubota
Engine Power (Gross)	24.5 hp	23.3 hp
Engine Emissions Constraints	Not Published	n/a

Tractor Weight (Base)	3,496.5 lb (3,497 lbs), 3,728 lb (3,728 lbs)	LX2620: 1,775 lbs; LX3520DTN: 2,154 lbs; LX3520: 2,191 lbs; LX4020: 2,624 lbs
Weight with ROPS and Loader	Not Published	n/a
Weight with Cab and Loader	Not Published	n/a

Warranty Length & Coverage	6-year powertrain warranty	Full warranty: 2 years / 2,000 hours \| Powertrain warranty: 6 years / 2,000 hours

Pump Type	Gear type (primary 0.8 in³/rev, secondary 0.4 in³/rev)	Dual pump
Steering Flow	4.0 gpm	n/a
Implement Flow	7.5 gpm	n/a
Total Hydraulic Flow	11.5 gpm (4.0 + 7.5)	9.1 (34.5) gpm (l/min.)
Hydraulic System Type	Not Published	Open center
System Operating Pressure	463 lbf/cm² maximum	Open center system
Rear Remote Hydraulic Flow	Not Published	n/a
Overall Hydraulic Pump Flow	11.5 gpm	9.1 (34.5) gpm (l/min.)
No. of Optional Remote Valves	Optional (Up to 2)	n/a
No. of Standard Remote Valves	Not Published	n/a

PTO Rear	540 rpm	540 rpm
PTO Type	Independent	Independent
Lift Control Type	Position control type	Position control valve
Hitch Lift Capacity	2,425 lb @ 24 in behind lift point	2348 (1065) lbs. (kg)
Mid-PTO Availability	Not Published	2460 RPM
Category, 3-Point Hitch	Category 1	Category I
Hitch Lift Capacity (at 24”)	2,425 lb @ 24 in behind lift point	LX2620: 1,819 lbs; LX3520/LX4020: 1,962 lbs

R3 Turf - Rear	Not Published	16.6-16
R3 Turf - Front	Not Published	24x8.5-14
Tire Size & Options	OEM website lists IND tires 25X8.50-14 / 15-19.5; Operator Manual spec based on 8.0-16 / 12.4-24	Front R1: 7-12; R4: 23×8.50-12; R4 large: 25×8.50-14; R14: 23×8.50-12; R14 large: 25×8.50-14; TURF: 24×8.50-14; Rear R1: 12.4-16; R4: 14-17.5; R14: 14-17.5; TURF: 13.6-16; R4 large: 15-19.5; R14 large: 15-19.5
R4 Industrial - Rear	15-19.5	14-17.5 or 15-19.5
R4 Industrial - Front	25X8.50-14	23x8.5-12 or 25x8.5-14
R1 Agricultural - Rear	12.4-24 6PR	320/85D16
R1 Agricultural - Front	8.0-16 4PR	180/85D12

Coolant Capacity	5.0 ℓ (1.32 u.s. gal)	LX2620: 4.5 qts (4.3 ℓ); LX3520/LX4020: 5.7 qts (5.4 ℓ)
Crankcase Capacity	4.3 ℓ (1.14 u.s. gal)	LX2620: 4.2 qts (4.0 ℓ); LX3520/LX4020: 5.0 qts (4.7 ℓ)
Fuel Tank Capacity	27 ℓ (7.13 u.s. gal)	LX2620: 7.1 gal (27 ℓ); LX3520/LX4020: 8.5 gal (32 ℓ)
Front Axle Fluid Capacity	Not Published	n/a
Transmission / Hydraulic System Capacity	HST: 9.77 gal	5.5 (21.0) gal (ℓ)

Loader Lift Height	104 in	87.6 (2226) in. (mm)
Loader Breakout Force	3,660 lb	n/a
Quick Attach Loader System	SSQA	2-Lever Quick Coupler (Standard); Swift-Tach (Optional)
Loader Lift Capacity (Full Height)	2,200 lb (pivot pin)	1100 (499) lbs. (kg)

Clutch	None (HST)	N/A
No. of Speeds	3 Range	HST (3 range)
Transmission Type	HST (Hydrostatic Transmission) with shuttle type	HST (3 ranges)
Max Travel Speed (Forward)	Not Published	17.0 (0-27.4) mph (km/h)
Max Travel Speed (Reverse)	Not Published	13.0 (0-20.8) mph (km/h)
Differential Lock & Limited Slip Options	Differential lock	Standard

Brakes	Wet, Multi-Disc	Multi-plate wet disk
Steering	Hydrostatic power steering	Hydrostatic power steering
Frame Type	Not Published	n/a
Front Axle Type	Not Published	n/a
Drawbar Capacity	Not Published	n/a
Front Axle Rating	Not Published	n/a
Seat Suspension & Adjustability	Not Published	Deluxe suspension seat (high back, designed to absorb shock)

Wheelbase	65.8 in (65.79 in.)	66.7 (1695) in. (mm)
Overall Width	57.1 in (57.13 in.) [ROPS Model], 55.6 in (55.63 in.) [Cabin Model]	53.7 (1365) in. (mm)
Overall Length	134.9 in (134.88 in.)	LX2620: 101.8 in.; LX3520DTN: 98.2 in.; LX3520/LX4020: 101.6-103.9 in. (2580-103.9 in)
Ground Clearance	13.2 in (13.19 in.) [ROPS Model], 13.5 in (13.50 in.) [Cabin Model]	12.8 (325) in. (mm)
Height to Top of ROPS	104.1 in (104.06 in.) [ROPS Model], 88.9 in (88.9 in.) [Cabin Model]	LX3520 Narrow: 56.7 in. (folded)
Height to Top of Cab Model	Not Published	n/a
Height to Top of ROPS (folded)	Not Published	56.7 (1440) in. (mm)
Min. Turn Radius without Brakes	Not Published	7.5 (2.3) feet (m) Front drive disengaged
Overall Length with 3-Point Hitch	134.88 in	101.8 (2586) in. (mm)

Accessories that fit	Brush Guard Side Guards $199.99 Bolt onto the side of the OEM guard and offers wrap around protection Branson TYM 15/20 Series--Bad Boy 40/50 Series Brush Screen $250.00 Branson / TYM 15 Series Fuel Tank Cover $250.00	None tagged yet

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