Kubota F3990 vs Sears lawn tractors Custom 8

Side-by-side specs comparison

Kubota F3990

Kubota F3990

39 HP · 2014–2024

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Sears lawn tractors Custom 8

Sears lawn tractors Custom 8

8 HP · 1971

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Verdict by the numbers

  • The Kubota F3990 is more powerful than the Sears lawn tractors Custom 8: 39 HP versus 8 HP (+31 HP, +388%).
  • The Kubota F3990 is the more recent model: production started in 2014, versus 1971 for the Sears lawn tractors Custom 8.
  • The Kubota F3990 is heavier: 778 kg versus 201 kg for the Sears lawn tractors Custom 8.
  • The Kubota F3990 has the wider mower deck: 60" versus 38".

Full specs comparison

Kubota F3990Sears lawn tractors Custom 8
Power39 HP8 HP
Production years2014–20241971
FuelDieselGasoline
Cylinders4—
Weight778 kg201 kg
Drive4WD2WD
TransmissionHydrostaticGear
Gears (fwd/rev)—6 / 2
Wheelbase130 cm109 cm
Length251 cm157 cm
Mower deck60"38"

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