WhichTractor
  • Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1935–1936
  • 45 built

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

We looked and the record does not say what this machine is. How we decide what a machine is

Lanz D 7521/3 specs: hp, weight, years

The manufacturer claimed 24.5 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

24.5 hp

18.3 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Lanz D 7521/3”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
6,724 lb
Top speed
9.9 mph

Lanz D 7521/3 specs: key facts

  • The Lanz D 7521/3 was built from 1935 to 1936.

  • The Lanz D 7521/3 has a claimed engine power (gross or net not stated) of 18.3 kW (24.5 hp); it has no measured PTO figure.

  • The Lanz D 7521/3 is two-wheel drive (2WD).

  • The Lanz D 7521/3 weighs 3,050 kg (6,724 lb) unladen.

  • The Lanz D 7521/3 has a rear PTO running at 760 rpm.

Source · Traktorenlexikon, “Lanz D 7521/3”

How does the D 7521/3 compare with its class?

  • Worth knowing:

    An unladen mass of 3,050 kg is high for its class — 104% above the median of 1,499 kg across the 104 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 104 comparable records. How we work this out

Illustration of the 1935–1936 Lanz D 7521/3, a 25 hp farm tractor, operator station not recorded — shown as an open platform, a drawing generated from its specification record
Illustration — not a photograph · operator station not recorded — shown as an open platform

How much horsepower does a D 7521/3 have?

The only figure for the D 7521/3 is 24.5 hp (18.3 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
24.5 hp

Source · Traktorenlexikon, “Lanz D 7521/3”

How much will a D 7521/3 lift?

Hydraulic and PTO specifications for the D 7521/3 are below.

Hydraulics & PTO — D 7521/3 hydraulics and PTO specifications
Rear PTO760 rpm

Source · Traktorenlexikon, “Lanz D 7521/3”

What transmission does a D 7521/3 have?

Transmission specifications for the D 7521/3 are below.

Transmission — D 7521/3 transmission specifications
ClutchPedal operated three-shoe clutch with clutch brake
BrakesPedal operated drum brake acting on the rear wheels
SteeringMechanical worm steering
Top speed9.9 mph · 15.9 km/h

Source · Traktorenlexikon, “Lanz D 7521/3”

How much does a D 7521/3 weigh?

A D 7521/3 weighs 6,724 lb (3,050 kg) unladen.

Weights & dimensions — D 7521/3 weights and dimensions
Unladen weight6,724 lb · 3,050 kg
Wheelbase64.8 in · 1,645 mm
Length115.6 in · 2,935 mm
Width66.9 in · 1,700 mm
Height70.3 in · 1,785 mm
Ground clearance9.6 in · 245 mm
Front track48.4 in · 1,230 mm
Rear track50.8 in · 1,290 mm

Source · Traktorenlexikon, “Lanz D 7521/3”

What oil does a D 7521/3 take, and how much?

A D 7521/3 engine takes 5.3 qt (5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

D 7521/3 fluid capacities, grades and service intervals
SystemCapacity
Engine oil5.3 qt · 5 LSource: Traktorenlexikon, “Lanz D 7521/3” · single source, not independently verified
Cooling system27.5 qt · 26 LSource: Traktorenlexikon, “Lanz D 7521/3” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a D 7521/3?

Within 10% of its 24.5 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Lanz D 7521/3

Is a D 7521/3 two-wheel drive or four-wheel drive?

The Lanz D 7521/3 is two-wheel drive (2WD).

What PTO does a D 7521/3 have?

A D 7521/3 has a 760 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Lanz D 7521/3”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: Lanz D 7521/3 — CC BY-SA 4.0, WIKIBOOKS-TL-101613 · revision 991684. Wikibooks contributors (Traktorenlexikon). Original document