Bad Boy Tractors 4035 Cab vs Rural King RK21H

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

Across 9 measurable specs, the Bad Boy Tractors 4035 Cab leads 9 categories to 0. Machine pages: Bad Boy Tractors 4035 Cab and Rural King RK21H.

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Category Verdict

Spec	Bad Boy Tractors 4035 Cab	Rural King RK21H
Engine HP (hp)	▲ 24.5 hp	21.5 hp
PTO HP (hp)	▲ 39.6 hp	15.4 hp
Weight (lb)	▲ 3,496.5 lb	1,942 lb
Loader Lift (lb)	▲ 2,200 lb	617 lb
3-Pt Lift (24 in) (lb)	▲ 2,425 lb	679 lb
Lift Height (in)	▲ 104 in	72 in
Breakout Force (lbf)	▲ 3,660 lbf	1,285 lbf
Hydraulic Flow (gpm)	▲ 12.6 gpm	7 gpm
Travel Speed (mph)	▲ 18.2 mph	7.8 mph

The headline numbers at a glance.

Bad Boy Tractors 4035 CabRural King RK21H

Engine HPhp

▲24.5 hp

21.5 hp

PTO HPhp

▲39.6 hp

15.4 hp

Weightlb

▲3,496.5 lb

1,942 lb

Loader Liftlb

▲2,200 lb

617 lb

3-Pt Lift (24 in)lb

▲2,425 lb

679 lb

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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 Tractors4035 Cab	Rural KingRK21H


PTO Power	39.6 hp	15.4 PTO HP
Alternator	50 A, 12 V	40 A, 12 V
Air Cleaner	Not Published	Single Dry
Engine Type	Vertical, water cooled 4-cycle, diesel engine	Yanmar EPA Tier 4 certified 3-cylinder, liquid cooled diesel (natural aspiration)
Fuel System	Diesel fuel	Indirect Fuel Injection
Displacement	104.6 in³	60.6 in³
No. of Cylinders	3	3
Rated Engine Speed	2100 rpm	3200 rpm
Cooling System Type	Pressurized Radiator	Water-cooled
Engine Manufacturer	Not specified in source	Yanmar
Engine Power (Gross)	24.5 hp	21.5 hp
Engine Emissions Constraints	Not Published	Tier 4
Engine Model	n/a	3TNM74F

Tractor Weight (Base)	4025H: 3,496.5 lb (3,497 lbs), ROPS: 3,496.5 lb (3,497 lbs), Cabin: 3,728 lb (3,728 lbs)	n/a
Weight with ROPS and Loader	Not Applicable	1,942 lb
Weight with Cab and Loader	3,551 lb (tractor only)	Not Applicable

Warranty Length & Coverage	6-year powertrain warranty	Full-machine: 24 months/2,000 hours; Powertrain: 96 months/3,000 hours (whichever comes first)

Pump Type	Not Published	Single Gear Pump with Flow Divider
Steering Flow	4.4 gpm	2.11 gpm
Implement Flow	8.2 gpm	4.17 gpm
Total Hydraulic Flow	12.6 gpm (4.4+8.2)	6.97 gpm
Hydraulic System Type	Not Published	Live, independent
System Operating Pressure	396.8 lbf/cm² (control valve), 286.6 lbf/cm² (PST valve relief)	n/a
Rear Remote Hydraulic Flow	Not Published	Not Published
Overall Hydraulic Pump Flow	12.6 gpm	6.97 gpm
No. of Optional Remote Valves	Optional (Up to 2)	Not Published
No. of Standard Remote Valves	Not Published	Not Published

PTO Rear	540 rpm	540 rpm
PTO Type	Independent	Independent
Lift Control Type	Position control	Position
Hitch Lift Capacity	3,306.9 lb	1,100 lb
Mid-PTO Availability	Not Published	Optional (2,500 rpm)
Category, 3-Point Hitch	Cat 1	Category I
Hitch Lift Capacity (at 24”)	2,425 lb	679 lb

R3 Turf - Rear	Not Published	16X12.00-12
R3 Turf - Front	Not Published	16X7.50-8
Tire Size & Options	R1 (manual): 7-16 / 11.2-24; R4 (website): 28X8.50-15 / 43X16.00-20	R4 Industrial (Std), R3 Turf (Opt), Goodyear R14 (Opt)
R4 Industrial - Rear	43X16.00-20	Not Published
R4 Industrial - Front	28X8.50-15	Not Published
R1 Agricultural - Rear	11.2-24 8PR	BAR R 24X12.00-12
R1 Agricultural - Front	7-16 6PR	BAR F 16X7.50-9

Coolant Capacity	5.0 ℓ (1.32 u.s. gal)	3.7 qt
Crankcase Capacity	4.3 ℓ (1.14 u.s. gal)	2.1 qt
Fuel Tank Capacity	27 ℓ (7.13 u.s. gal)	6.6 gal
Front Axle Fluid Capacity	Not Published	2.6 qt
Transmission / Hydraulic System Capacity	HST: 9.77 gal	3.6 gal

Loader Lift Height	104 in	72 in
Loader Breakout Force	3,660 lb	1,285 lb
Quick Attach Loader System	SSQA	Skid-Steer Compatible Quick-Attach
Loader Lift Capacity (Full Height)	2,200 lb (at pivot pin)	617 lb

Clutch	None (HST)	Not Published
No. of Speeds	3 Range	2 Range
Transmission Type	HST (Hydrostatic Transmission) with range shift	Hydrostatic
Max Travel Speed (Forward)	18.21 mph (range C)	7.8 mph
Max Travel Speed (Reverse)	18.21 mph	Not Published
Differential Lock & Limited Slip Options	Differential lock	Differential lock

Brakes	Wet multi-disc	Wet Disc
Steering	Fully hydraulic power steering	Hydrostatic
Frame Type	Not Published	Not Published
Front Axle Type	Not Published	center-pivot, reverse Eliot type
Drawbar Capacity	Not Published	Not Published
Front Axle Rating	Not Published	Not Published
Seat Suspension & Adjustability	Not Published	Suspension seat with armrests & retractable seat belt

Wheelbase	65.79 in	53.1 in
Overall Width	ROPS: 57.13 in, Cabin: 55.63 in	44.5 in
Overall Length	134.88 in	n/a
Ground Clearance	ROPS: 13.19 in, Cabin: 13.50 in	F/A 8.3 in
Height to Top of ROPS	ROPS: 104.06 in, Cabin: 88.9 in	86.6 in
Height to Top of Cab Model	86 in	Not Applicable
Height to Top of ROPS (folded)	Not Applicable	Not Published
Min. Turn Radius without Brakes	Not Published	86.6 in
Overall Length with 3-Point Hitch	134.88 in	94.2 in

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Bad Boy Tractors 4035 Cab vs Rural King RK21H: Quick Answers

Which has more horsepower, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?: The Bad Boy Tractors 4035 Cab leads on engine hp at 24.5 hp hp, compared to 21.5 hp hp for the Rural King RK21H.
Which has more PTO horsepower, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?: The Bad Boy Tractors 4035 Cab leads on pto hp at 39.6 hp hp, compared to 15.4 hp hp for the Rural King RK21H.
Which is heavier, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?: The Bad Boy Tractors 4035 Cab leads on weight at 3,496.5 lb lb, compared to 1,942 lb lb for the Rural King RK21H.
Which has more loader lift capacity, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?: The Bad Boy Tractors 4035 Cab leads on loader lift at 2,200 lb lb, compared to 617 lb lb for the Rural King RK21H.
Which has more three-point hitch lift capacity, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?: The Bad Boy Tractors 4035 Cab leads on 3-pt lift (24 in) at 2,425 lb lb, compared to 679 lb lb for the Rural King RK21H.

More Head-to-Heads

Category Verdict

Spec	Bad Boy Tractors 4035 Cab	Rural King RK21H
Engine HP (hp)	▲ 24.5 hp	21.5 hp
PTO HP (hp)	▲ 39.6 hp	15.4 hp
Weight (lb)	▲ 3,496.5 lb	1,942 lb
Loader Lift (lb)	▲ 2,200 lb	617 lb
3-Pt Lift (24 in) (lb)	▲ 2,425 lb	679 lb
Lift Height (in)	▲ 104 in	72 in
Breakout Force (lbf)	▲ 3,660 lbf	1,285 lbf
Hydraulic Flow (gpm)	▲ 12.6 gpm	7 gpm
Travel Speed (mph)	▲ 18.2 mph	7.8 mph

The headline numbers at a glance.

Bad Boy Tractors 4035 CabRural King RK21H

Engine HPhp

▲24.5 hp

21.5 hp

PTO HPhp

▲39.6 hp

15.4 hp

Weightlb

▲3,496.5 lb

1,942 lb

Loader Liftlb

▲2,200 lb

617 lb

3-Pt Lift (24 in)lb

▲2,425 lb

679 lb

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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 Tractors4035 Cab	Rural KingRK21H


PTO Power	39.6 hp	15.4 PTO HP
Alternator	50 A, 12 V	40 A, 12 V
Air Cleaner	Not Published	Single Dry
Engine Type	Vertical, water cooled 4-cycle, diesel engine	Yanmar EPA Tier 4 certified 3-cylinder, liquid cooled diesel (natural aspiration)
Fuel System	Diesel fuel	Indirect Fuel Injection
Displacement	104.6 in³	60.6 in³
No. of Cylinders	3	3
Rated Engine Speed	2100 rpm	3200 rpm
Cooling System Type	Pressurized Radiator	Water-cooled
Engine Manufacturer	Not specified in source	Yanmar
Engine Power (Gross)	24.5 hp	21.5 hp
Engine Emissions Constraints	Not Published	Tier 4
Engine Model	n/a	3TNM74F

Tractor Weight (Base)	4025H: 3,496.5 lb (3,497 lbs), ROPS: 3,496.5 lb (3,497 lbs), Cabin: 3,728 lb (3,728 lbs)	n/a
Weight with ROPS and Loader	Not Applicable	1,942 lb
Weight with Cab and Loader	3,551 lb (tractor only)	Not Applicable

Warranty Length & Coverage	6-year powertrain warranty	Full-machine: 24 months/2,000 hours; Powertrain: 96 months/3,000 hours (whichever comes first)

Pump Type	Not Published	Single Gear Pump with Flow Divider
Steering Flow	4.4 gpm	2.11 gpm
Implement Flow	8.2 gpm	4.17 gpm
Total Hydraulic Flow	12.6 gpm (4.4+8.2)	6.97 gpm
Hydraulic System Type	Not Published	Live, independent
System Operating Pressure	396.8 lbf/cm² (control valve), 286.6 lbf/cm² (PST valve relief)	n/a
Rear Remote Hydraulic Flow	Not Published	Not Published
Overall Hydraulic Pump Flow	12.6 gpm	6.97 gpm
No. of Optional Remote Valves	Optional (Up to 2)	Not Published
No. of Standard Remote Valves	Not Published	Not Published

PTO Rear	540 rpm	540 rpm
PTO Type	Independent	Independent
Lift Control Type	Position control	Position
Hitch Lift Capacity	3,306.9 lb	1,100 lb
Mid-PTO Availability	Not Published	Optional (2,500 rpm)
Category, 3-Point Hitch	Cat 1	Category I
Hitch Lift Capacity (at 24”)	2,425 lb	679 lb

R3 Turf - Rear	Not Published	16X12.00-12
R3 Turf - Front	Not Published	16X7.50-8
Tire Size & Options	R1 (manual): 7-16 / 11.2-24; R4 (website): 28X8.50-15 / 43X16.00-20	R4 Industrial (Std), R3 Turf (Opt), Goodyear R14 (Opt)
R4 Industrial - Rear	43X16.00-20	Not Published
R4 Industrial - Front	28X8.50-15	Not Published
R1 Agricultural - Rear	11.2-24 8PR	BAR R 24X12.00-12
R1 Agricultural - Front	7-16 6PR	BAR F 16X7.50-9

Coolant Capacity	5.0 ℓ (1.32 u.s. gal)	3.7 qt
Crankcase Capacity	4.3 ℓ (1.14 u.s. gal)	2.1 qt
Fuel Tank Capacity	27 ℓ (7.13 u.s. gal)	6.6 gal
Front Axle Fluid Capacity	Not Published	2.6 qt
Transmission / Hydraulic System Capacity	HST: 9.77 gal	3.6 gal

Loader Lift Height	104 in	72 in
Loader Breakout Force	3,660 lb	1,285 lb
Quick Attach Loader System	SSQA	Skid-Steer Compatible Quick-Attach
Loader Lift Capacity (Full Height)	2,200 lb (at pivot pin)	617 lb

Clutch	None (HST)	Not Published
No. of Speeds	3 Range	2 Range
Transmission Type	HST (Hydrostatic Transmission) with range shift	Hydrostatic
Max Travel Speed (Forward)	18.21 mph (range C)	7.8 mph
Max Travel Speed (Reverse)	18.21 mph	Not Published
Differential Lock & Limited Slip Options	Differential lock	Differential lock

Brakes	Wet multi-disc	Wet Disc
Steering	Fully hydraulic power steering	Hydrostatic
Frame Type	Not Published	Not Published
Front Axle Type	Not Published	center-pivot, reverse Eliot type
Drawbar Capacity	Not Published	Not Published
Front Axle Rating	Not Published	Not Published
Seat Suspension & Adjustability	Not Published	Suspension seat with armrests & retractable seat belt

Wheelbase	65.79 in	53.1 in
Overall Width	ROPS: 57.13 in, Cabin: 55.63 in	44.5 in
Overall Length	134.88 in	n/a
Ground Clearance	ROPS: 13.19 in, Cabin: 13.50 in	F/A 8.3 in
Height to Top of ROPS	ROPS: 104.06 in, Cabin: 88.9 in	86.6 in
Height to Top of Cab Model	86 in	Not Applicable
Height to Top of ROPS (folded)	Not Applicable	Not Published
Min. Turn Radius without Brakes	Not Published	86.6 in
Overall Length with 3-Point Hitch	134.88 in	94.2 in

Find a Bad Boy dealer near you Find a dealer near you

Bad Boy Tractors 4035 Cab vs Rural King RK21H: Quick Answers

Which has more horsepower, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?

The Bad Boy Tractors 4035 Cab leads on engine hp at 24.5 hp hp, compared to 21.5 hp hp for the Rural King RK21H.

Which has more PTO horsepower, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?

The Bad Boy Tractors 4035 Cab leads on pto hp at 39.6 hp hp, compared to 15.4 hp hp for the Rural King RK21H.

Which is heavier, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?

The Bad Boy Tractors 4035 Cab leads on weight at 3,496.5 lb lb, compared to 1,942 lb lb for the Rural King RK21H.

Which has more loader lift capacity, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?

The Bad Boy Tractors 4035 Cab leads on loader lift at 2,200 lb lb, compared to 617 lb lb for the Rural King RK21H.

Which has more three-point hitch lift capacity, the Bad Boy Tractors 4035 Cab or the Rural King RK21H?

The Bad Boy Tractors 4035 Cab leads on 3-pt lift (24 in) at 2,425 lb lb, compared to 679 lb lb for the Rural King RK21H.

Bad Boy Tractors 4035 Cab vs Rural King RK21H

Category Verdict

Full Spec Sheet

Bad Boy Tractors 4035 Cab vs Rural King RK21H: Quick Answers

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Bad Boy Tractors 4035 Cab vs Rural King RK21H

Category Verdict

Full Spec Sheet

Bad Boy Tractors 4035 Cab vs Rural King RK21H: Quick Answers

More Head-to-Heads