• Rigid chassis
  • WhichTractor size: Standard-size
  • Not independently tested
  • 1968–1974
  • 480 built

WhichTractor size, not the maker’s category

Bührer PF-21 Super (A) Hydraulics & PTO specifications

11 hydraulics and PTO values on record for the PF-21 Super (A).

Engine power, claimed · gross or net not stated

66.1 hp

49.3 kW as stated by the source

Not independently tested

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Bührer PF 21 Super(A)”, claimed

How much will a PF-21 Super (A) lift?

A PF-21 Super (A) lifts 5,181 lb (2,350 kg) at the lower-link ends.

Hydraulics & hitch — PF-21 Super (A) Hydraulics & hitch
Pump flow5.2 gpm · 19.5 L/min
Lift capacity at ball ends5,181 lb · 2,350 kg
Hitch controlPosition and draft control

Source · Traktorenlexikon, “Bührer PF 21 Super(A)”

What PTO does a PF-21 Super (A) have?

A PF-21 Super (A) has a 540/770 rpm rear PTO.

PTO — PF-21 Super (A) PTO
Rear PTO driveEngine-driven
Ground-speed PTOYes
Rear PTO independenceIndependent
PTO engages under loadYes
Rear PTO speeds540/770 rpm
Engine speed at 540 PTO1,900 rpm
Rear PTO shaft1 3/8"- 6 splines
PTO power, claimed58.9 hp · 43.9 kWClaimed; standard not stated by the source

Source · Traktorenlexikon, “Bührer PF 21 Super(A)”

Where this page comes from

11 hydraulics and PTO values from Traktorenlexikon, “Bührer PF 21 Super(A)”.

Last verified

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Sources

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

  1. Traktorenlexikon: Bührer PF 21 Super(A)CC BY-SA 4.0, WIKIBOOKS-TL-119806 · revision 1042466. Wikibooks contributors (Traktorenlexikon). Original document