| Manufacturer |
Lanz |
| Price |
- |
| Model |
D7521 |
| Equipment Type |
- |
| Factory |
Mannheim, Baden-Württemberg, Germany |
VARIANTS
| D7500 |
3-speed |
| D7506 |
6-speed |
| D7507 |
6-speed, with starter |
| D7511 |
combination for both field and road operations, front-axle springs |
| 7521 |
traffic model for road operations |
| 7531 |
express model with high-speed gearing |
LANZ D7521 POWER
ENGINE DETAIL
The Lanz D7521 tractor features a robust 1-cylinder, liquid-cooled diesel engine with a displacement of 286.8 cubic inches (4.7L), providing a modest output of 24.5 hp (18.3 kW) at a low operating speed of 850 RPM. Its large bore (6.693 inches) and long stroke (8.268 inches) contribute to torque production, making it suitable for low-speed agricultural tasks where high torque is essential. However, the single-cylinder design may lead to vibrations and limited operational smoothness, which users should consider when applying it for extended durations or on uneven terrain.
| Description |
Lanz diesel 1-cylinder liquid-cooled |
| Displacement |
286.8ci / 4.7L |
| Bore/Stroke |
6.693x8.268inches / 170x 210 mm |
| Power |
24.5hp / 18.3kW |
| Rated RPM |
850 |
LANZ D7521 ENGINE
The Lanz D7521 is powered by a robust 4.7L single-cylinder diesel engine, offering substantial torque for heavy-duty field operations. Its simplicity in design provides ease of maintenance, but the single-cylinder configuration may result in increased vibration and noise compared to multi-cylinder engines, potentially affecting operator comfort during extended use. Ideal for tasks in rugged agricultural environments, its efficiency and durability make it a reliable choice for traditional farming practices.
| Description |
Lanz 4.7L 1-cyl diesel |
TRANSMISSION
The Lanz D7521 tractor features a 6-speed forward transmission, which provides versatile power application for various agricultural tasks. This gear configuration enhances productivity by allowing operators to match speed and torque to specific working conditions, such as plowing or transport. However, limited reverse gear options may pose a challenge in maneuverability in tighter spaces or during certain operations.
| Transmission |
gear |
| Gears |
6 forward |
MECHANICAL
The Lanz D7521 tractor features a 2WD chassis that provides essential traction for light to moderate agricultural tasks, although it may struggle on uneven terrain compared to 4WD models. The 6-speed transmission allows for versatile speed control, enhancing its efficiency in various operational scenarios, such as plowing or towing lighter implements. However, limited maneuverability in tight spaces and reduced stability on inclines may present challenges in specific farming contexts.
| Chassis |
2WD |
| Transmission |
6-speed |
