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Lanz Bulldog D9511 Specs ( 1935-1955 )

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Overview

The Lanz Bulldog D9511 is a 44.1 hp standard-tread farm tractor produced in Mannheim, Germany, between 1935 and 1955. This combination model is specifically engineered for both road and field use, featuring a 10.3L single-cylinder diesel engine and front-axle springs.

Ideal Applications

Dual-Purpose Road and Field Transport: The D9511 is a specialized combination model equipped with front-axle springs, making it suitable for operations that require travel on both roads and agricultural fields.
General Farming Operations: With a 44.1 hp liquid-cooled diesel engine and a two-wheel drive system, this standard-tread tractor is designed for various primary farm tasks.
Variable Speed Tasks: The 6-speed gear transmission provides six forward gears, allowing the operator to select the appropriate speed for specific mechanical requirements on the farm.

Production

Description Standard-tread tractor / Built in Mannheim, Baden-Württemberg, Germany
Manufacturer Lanz

Engine

Engine type Lanz 10.3L 1-cyl diesel
Bore/Stroke 8.858x10.24 inches (225 x 260 mm)
Description Lanz / diesel / 1-cylinder / liquid-cooled
Displacement 628.5 ci (10.3 L)
Power 44.1 hp (32.9 kW)
Rated RPM 630

Transmission

Gears 6 forward
Transmission gear
Transmission type 6-speed

Mechanical

Drive type Two-wheel drive

Variants

D9500 3-speed
D9506 6-speed
D9511 combination model for road and field use, front-axle springs
D9531 high-speed road model
D9539 high-speed road model with solid cab