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Grasshopper

Genuine Grasshopper - Radius Arm - 400 - 604673

Genuine Grasshopper - Radius Arm - 400 - 604673

SKU:604673

RADIUS ARM - 400, Grasshopper part 604673, is a Deck Components part.

Compatibility

Fits 7 Grasshopper models (2 active, 5 legacy) across the MidMount line.

Show all 7 compatible models
  • Grasshopper 225
  • Grasshopper 321D (discontinued)
  • Grasshopper 400D-1.3L
  • Grasshopper 428D (discontinued)
  • Grasshopper 430D (discontinued)
  • Grasshopper 432 (discontinued)
  • Grasshopper 440B (discontinued)

Specifications

Deck Size 48"–61"

Care & Installation

Deck or cutting-system structural component (spindle housing, deck shell, or related hardware). Keep the deck level and confirm spindle bearings turn freely without play after any replacement — a deck out of level or a worn spindle shows up as uneven cut quality and accelerated blade/belt wear.

FAQ

What decks does 604673 fit?

Fits 7 Grasshopper models (2 active, 5 legacy) across the MidMount line. Includes Grasshopper 225, Grasshopper 321D, Grasshopper 400D-1.3L, Grasshopper 428D, and Grasshopper 430D, and 2 other models.

What are the specs on RADIUS ARM - 400?

Matches the deck size of its listed machines — see the spec table above.

Fits these Grasshopper models

This part fits 7 Grasshopper models, including 225, 321D, 400D-1.3L, 428D, 430D.

Show all 7
  • 225
  • 321D
  • 400D-1.3L
  • 428D
  • 430D
  • 432
  • 440B
Regular price $72.99 USD
Regular price Sale price $72.99 USD
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