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640-0238 - Toro 640 238 Degree Drive Assy.

Toro 640 Drive Assembly — 238° Arc (Model 640-0238)

Brand: Toro
Save 27%
$152.34
$110.45
SKU 640-0238

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Replacement drive assembly for Toro 640 Series rotors set to a 238° arc. A commercial-grade component engineered for athletic fields, sports complexes, and large irrigation systems where durability and reliable coverage matter.

  • Model: 640-0238 — 238° arc drive assembly; designed to fit Toro 640 Series rotor bodies.
  • Materials: stainless-steel nozzle housing with engineering-grade plastics and brass components for long-term corrosion resistance.
  • Performance: compatible with Toro 640 nozzles; typical radius range 47–67 ft depending on nozzle and system pressure; recommended operating pressure 40–90 psi (2.8–6.2 bar).
  • Dimensions & compatibility: 1" inlet; pop-up height commonly 2 3/8" (varies by body); check body/nozzle fit before installation.
  • Features: robust gear-drive for extended life, standard rubber cover, optional check-valve/Valve‑In‑Head configurations and up to 25% adjustable radius reduction for fine-tuning.

Notes: This listing is for the drive assembly only; the 640 body and nozzles are sold separately. Consult the included Toro documentation — installation & service instructions and nozzle performance charts — for installation, maintenance, and nozzle selection guidance.

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Frequently Asked Questions

What inlet size does the Toro 640-0238 require?
The 640-0238 drive assembly fits a 1" inlet. Verify the rotor body inlet size before ordering to ensure compatibility.
How much arc and radius does the 640-0238 support?
This assembly is set for a 238° arc. Typical radius for 640 rotors is about 47–67 ft, depending on nozzle and pressure.
Is the 640-0238 compatible with Valve‑In‑Head bodies?
Yes. 640 drive assemblies work with Toro 640 series bodies, including Valve‑In‑Head models; confirm nozzle and stator fit for specific installations.