Compare/Jacobsen Chief-O-Matic 800 53070 vs Jacobsen LT860 53146

Jacobsen Chief-O-Matic 800 53070 vs Jacobsen LT860 53146

Verdict: Jacobsen Chief-O-Matic 800 53070 vs Jacobsen LT860 53146

The Jacobsen Chief-O-Matic 800 53070 and the Jacobsen LT860 53146 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 8 hp. Jacobsen Chief-O-Matic 800 53070 holds more fuel (4.7 L vs 3.8 L) for longer stints between fills. Jacobsen LT860 53146 is the newer design (1970 vs 1966). 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

Jacobsen

Fit score

Best match

Clear

Jacobsen

Fit score

Best match

Clear

Rated power

8 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

JacobsenReference

air-cooled horizontal-shaftReference

air-cooled vertical-shaftReference

Variants

Chief 800

gearReference

—

Chief-O-Matic 800

hydrostaticReference

—

Engine

Fuel tank

4.7 LReference

3.8 LReference

Displacement

18.64 ciReference

19.44 ciReference

Bore/Stroke

75 x 70 mmReference

76 x 70 mmReference

Power

6.0 kWReference

Air cleaner

dryReference

—

Rated RPM

3600Reference

Starter

electricReference

Starter volts

12Reference

Oil capacity

1.2 LReference

1.1 LReference

Transmission

Type

belt-driven hydrostaticReference

belt-driven gearReference

Gears

infinite forward and reverseReference

3 forward and 1 reverseReference

Transmission

—

PeerlessReference

PTO & Hydraulics

Mid PTO

independentReference

—

Clutch

manualReference

—

Dimensions

Wheelbase

106 cmReference

107 cmReference

Front tire

16x4.80-8Reference

13x5.00-6Reference

Rear tire

22x6-12Reference

18x8.50-8Reference

Lawn/turf front

16x6.50-8Reference

13x5.00-6Reference

Lawn/turf rear

22x8-12Reference

18x8.50-8Reference

Length

154 cmReference

146 cmReference

Width

83 cmReference

80 cmReference

Height (steering wheel)

99 cmReference

93 cmReference

Height (hood)

87 cmReference

79 cmReference

Ground clearance

29 cmReference

—

Clearance (front axle)

22 cmReference

17 cmReference

Clearance (rear axle)

15 cmReference

13 cmReference

Front tread

76 cmReference

—

Rear tread

80 cmReference

—

Jacobsen Chief-O-Matic 800 attachments

Chief-O-Matic 800 Serial Number Location

Electrical

Ground

negativeReference

Battery volts

12Reference

Attachment overview

Jacobsen LT860 attachments

34" Mower deck

Cutting width

—

86 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.