• Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1974–1978
  • 132 built

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

Hermann Lanz D 634 Dimensions & weights

10 dimension and weight values on record for the D 634.

Engine power, claimed · gross or net not stated

33.4 hp

24.9 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “HELA D634”, 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.

How big is a D 634?

A D 634 is 129.9 in (3,300 mm) long, 59.8 in (1,520 mm) wide and 51.2 in (1,300 mm) tall.

Dimensions — D 634 Dimensions
Wheelbase81.9 in · 2,080 mm
Length129.9 in · 3,300 mm
Width59.8 in · 1,520 mm
Height to top51.2 in · 1,300 mm
Ground clearance13.0 in · 330 mm
Front track49.2–59.1 in · 1,250–1,500 mmWikibooks gives one track for both axles; the article lists alternatives
Rear track49.2–59.1 in · 1,250–1,500 mmWikibooks gives one track for both axles; the article lists alternatives

Source · Traktorenlexikon, “HELA D634”

How much does a D 634 weigh?

A D 634 weighs 3,924 lb (1,780 kg) unballasted.

Weights — D 634 Weights
Weight, unballasted3,924 lb · 1,780 kg

Source · Traktorenlexikon, “HELA D634”

What tyres does a D 634 take?

Tyre sizes for the D 634 are below.

Tyres — D 634 Tyres
Front tyre, standard6.00-16 ASF
Rear tyre, standard11-28 AS

Source · Traktorenlexikon, “HELA D634”

Sources and how this page was built

10 dimension and weight values from Traktorenlexikon, “HELA D634”.

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: HELA D634 — CC BY-SA 4.0, WIKIBOOKS-TL-83505 · revision 791726. Wikibooks contributors (Traktorenlexikon). Original document