Compare/Yanmar YM186 vs Yanmar YM187

Yanmar YM186 vs Yanmar YM187

Verdict: Yanmar YM186 vs Yanmar YM187

The Yanmar YM186 and the Yanmar YM187 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 18 hp. Yanmar YM186 is the lighter machine (1,433 kg vs 1,523 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Yanmar YM187 is the newer design (1986 vs 1980). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Yanmar

Fit score

Best match

Clear

Yanmar

Fit score

Best match

Clear

Rated power

18 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

YanmarReference

Three speeds, plus reverse, with three ranges.Reference

Three gears (1-3) plus reverse (R) in three ranges. Dashboard-mounted gear shifter.Reference

Differential lock

mechanical rearReference

—

Steering

powerReference

power optionalReference

Variants

YM186

2WDReference

—

YM186D

4WDReference

—

YM187

—

2WDReference

YM187D

—

4WDReference

Engine

Engine (gross)

13.4 kWReference

—

Displacement

0.9 LReference

Bore/Stroke

72 x 72 mmReference

72 x 74 mmReference

Power (gross)

13.4 kWReference

—

Pre-heating

thermostartReference

—

Compression

23:1Reference

Rated RPM

2600Reference

Firing order

1-3-2Reference

Starter volts

12Reference

Oil capacity

7.9 LReference

3.2 LReference

Coolant capacity

4.2 LReference

Intake valve clearance

0.203 mmReference

—

Exhaust valve clearance

0.203 mmReference

—

Fuel tank

—

20.1 LReference

Engine

—

13.4 kWReference

Power

—

13.4 kWReference

Starter

—

electricReference

Transmission

Gears

9 forward and 3 reverseReference

PTO & Hydraulics

PTO (claimed)

11.9 kWReference

—

Hydraulic system

7.9 LReference

—

Type

three-speed power shiftReference

Capacity

7.9 LReference

—

Pressure

137.3 barReference

—

Total flow

18.2 lpmReference

—

Rear Type

IReference

Rear lift (at ends)

299 kgReference

469 kgReference

Rear lift (at 24"/610mm)

239 kgReference

—

Rear PTO

liveReference

—

Clutch

electro-magneticReference

dry discReference

Rear PTO Type

540/1000 (1.375)Reference

Engine RPM

1000@2412Reference

—

Front PTO

independentReference

—

Front PTO Type

pulleyReference

—

Control

—

position controlReference

Capacities

Fuel

15.9 LReference

—

Dimensions

Weight

1433 to 1539 poundsReference

1523 to 1658 poundsReference

Front tire

5.00-12Reference

6.50-10Reference

Rear tire

9.5-16Reference

—

2WD Ag front

5.00-12Reference

—

4WD Ag front

6-12Reference

—

Ag rear

9.5-16Reference

—

Length

249 cmReference

270 cmReference

Width

108 cmReference

127 cmReference

Height (steering wheel)

134 cmReference

—

Height (exhaust)

127 cmReference

—

2WD Shipping weight

650 kgReference

—

4WD Shipping weight

698 kgReference

—

Ground clearance

26 cmReference

—

Wheelbase

—

146 cmReference

2WD Rear tire

—

12.4-16Reference

2WD Standard tires (ag)

—

Front: 6.50-10. Rear: 12.4-16Reference

4WD Standard tires (ag)

—

Front: 6-12. Rear: 12.4-16Reference

Lawn/turf front

—

20x8.00-10Reference

Lawn/turf rear

—

31x15.5-15Reference

2WD Weight

—

690 kgReference

4WD Weight

—

752 kgReference

2WD Clearance (drawbar)

—

32 cmReference

4WD Clearance (drawbar)

—

27 cmReference

2WD Front tread

—

83 cmReference

4WD Front tread

—

87 cmReference

Rear tread

—

95 to 105 cmReference

2WD Steering wheel

—

133 cmReference

4WD Steering wheel

—

134 cmReference

Yanmar YM186 attachments

Electrical

Ground

negativeReference

Charging system

alternatorReference

—

Charging amps

15Reference

—

Battery volts

12Reference

Battery AH

45Reference

—

Attachment overview

60" Mower deck

Cutting width

152 cmReference

Cut height

—

5 to 10 cmReference

Yanmar YM187 attachments

Yanmar YBH670 Backhoe

Backhoe type

—

Yanmar YBH670 BackhoeReference

Bucket width

—

60 cmReference

Digging depth

—

200 cmReference

Loading height

—

132 cmReference

Swing Arc

—

180°Reference

Bucket force

—

1179 kgReference

Dipperstick force

—

733 kgReference

Yanmar YM187 Height

ROPS

—

215 cmReference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.