Tecomec RGB35 Gearbox

The Tecomec RGB 35 A is a helical reduction gearbox rated for engines up to 31 HP, designed to reliably couple small petrol or diesel engines to high-pressure triplex plunger pumps. Its reversible crankcase and compact 4.7 kg design make it a versatile choice for building custom pressure washer units, spray rigs, and other engine-driven pump systems. Compatible with leading pump brands including Annovi Reverberi, Bertolini, Comet, Interpump, Hawk, and Udor.

Specifications

Model RGB 35 A
Manufacturer Tecomec
Type Reduction Gearbox
Max Engine Power 31 HP
Engine Flange SAE J609 A
Gear Type Helical
Gear Ratio 1:2.19
Oil SAE 80W-90 (0.24 kg / 8.47 oz capacity)
Crankcase Reversible
Weight 4.7 kg

Variants

R00500011 28.6 mm (1-1/8″) 24 mm 87 mm Standard
R00500014 28.6 mm (1-1/8″) 30 mm 87 mm Standard
R00500015 28.6 mm (1-1/8″) 24 mm 89 mm Hawk pumps exclusive

Compatible Pumps

  • Annovi Reverberi (AR) triplex plunger pumps
  • Bertolini high-pressure pumps
  • Comet triplex plunger pumps
  • Interpump high-pressure pumps
  • Hawk triplex plunger pumps (use variant R00500015 with 89 mm port distance)
  • Udor high-pressure plunger pumps

Repair Kits & Spare Parts

  • K00112009 or K00112067 — Pump-side gasket kit
  • K00112010 — Engine-side gasket kit
  • K00112013 — Bearing kit
  • K00112079 — Oil filler cap

Technical Documents

Parts & Service

AES Waterblasters stocks genuine Tecomec gearboxes, repair kits, and spare parts for the RGB 35 A. Whether you need a complete gearbox, gasket set, or bearings, we can supply it. Contact us on 09 271 4782 for pricing, availability, or technical advice on matching this gearbox to your engine and pump combination.

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