Lanz Eil Bulldog D2531

The Lanz Eil Bulldog D2531 is a tractor produced by Lanz. It is equipped with a 628.5 ci 10.3 L engine. The listed engine power is Diesel (listed): 53.9 hp / 40.2 kW. Transmission: gear. Drive type: 2WD.

Engine Power

Diesel (listed): 53.9 hp / 40.2 kW

Drive & Traction

2WD

Fuel & Capacities

Diesel

Transmission

gear

Overview

	1937 - 1954

Production
Manufacturer	Lanz
Built in Mannheim, Baden-Württemberg, Germany
Total built	Eil Bulldog translates to Hurry Bulldog. These models were designed for transportation, rather than farm work.

Variants
D2531	roadster style
D2538	hoist
D2539	solid cab

Lanz D2531 Engine
Lanz 10.3L 1-cyl diesel
Engine details ...

Lanz D2531 Transmission
5-speed
Transmission details ...

Lanz D2531 Power
Engine	53.9 hp 40.2 kW

Mechanical
Drive	2WD

Dimensions & Tires
Full dimensions and tires ...

Engine

Engine Detail — 628.5 ci / 10.3 L Diesel

Manufacturer	Lanz
Fuel Type	Diesel
Configuration	1-cylinder, liquid-cooled
Displacement	628.5 ci 10.3 L
Bore/Stroke	8.858x10.24 inches 225 x 260 mm
Power	53.9 hp 40.2 kW
Rated RPM	750

Transmission

Transmission — gear

Transmission	gear
Gears	5 forward and 1 reverse

Dimensions

Lanz D2531 Tires

Dimensions

Recommended Implements & Sizing Guide

Engineering recommendations for Lanz Eil Bulldog D2531 based on its 53.9 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	2 to 3 Bottom (14-16")2 - 3 铧 (35-40 cm)	Medium Duty	Standard utility farm tillage.
Rotary Cutter / MowerMowing & Clearing	6 ft (72 in)1.8 m	Medium Duty	Medium pasture clearing; rear slip-clutch recommended.
Rotary TillerSeedbed Prep	66 to 72 in165 - 180 cm	Medium Duty	Standard utility tiller; slip clutch protection required.
Disc HarrowSecondary Tillage	7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙	Medium Duty	Field leveling and clod breaking behind plows.
Hay BalerHay & Forage	Small Square Baler (14x18")小方捆打捆机 (36x46 cm)	Medium Duty	Classic 2-string baler for horse and small livestock hay.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Lanz Eil Bulldog D2531.

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours