Customer Service:

(800) 421-5830

MK Twitter Link
MK-4000 Series Gas Saws

The MK-4000 heavy-duty Concrete Saw has been engineered for operator convenience, improved accessibility for maintenance and better control during operations. The MK-4000 has been designed for both front and rear pivoting and has easily removable rear and side panels to provide easy accessibility for maintenance.

The 57Hp Kubota WG1605-G-E3 is a 4 cylinder, 1537cc, in-line, gas fueled, naturally aspirated, liquid-cooled engine. It is fuel efficient, altitude compensating, has low emissions and meets EPA and CARB requirements. This engine offers very low vibration and is exceptionally quiet.

  • Totally enclosed and sealed blade shaft with continuous oil bath lubrication system
  • Control set provides proportional blade raising/lowering and travel speed with one hand operation
  • Bayonet mount blade guard
  • Blade guard uses "ride on the blade" water tubes for superior water delivery and blade cooling
  • Eaton model 7 Hydrostatic transmission coupled to an MK differentiating trans-axle
  • Saw designed for left or right side mounting of blade and blade guard
  • Differential lock (for cutting on slippery surfaces) and free wheel/engage controls (to allow the saw to be pushed manually)
  • Three-position adjustable solid steel handlebars
  • Rigid frame front pointer with high visibility guide wheel for accurate tracking
  • Seven 3VX drive belts from engine to blade shaft
  • Travel Speed: 0-200 FPM Forward, 0-100 FPM Reverse
  • Fuel Capacity: 5.75 gallons
  • Available in single speed configurations with 20", 26”, 30” and 36” blade guards
  • One-year limited warranty
MK-4000 Series - 57 HP Saws
Model Blade Guard Part #
4020KG 20" 172192-20
4026KG 26" 172192-26
4030KG 30" 172192-30
4036KG 36" 172192-36
Blade not included with saw.
General Specifications
Engine Kubota WG1605-G-E3
Horse Power 57 hp
Blade RPM - 20" Blade 2,200
Blade RPM - 26" Blade 1,900
Blade RPM - 30" Blade 1,650
Blade RPM - 36" Blade 1,350
Depth of Cut - 20" Blade 7-1/2"
Depth of Cut - 26" Blade 10-1/2"
Depth of Cut - 30" Blade 12-1/2"
Depth of Cut - 36" Blade 15"
Arbor 1" with 3/8" Drive Pin
Fuel Capacity 6 Gallons
Travel Speed 0-200 FPM Forward, 0-100 FPM Reverse
L x W x H 64" x 35" x 47"
Weight 1,080 lbs.
14" blade guard model available on request.

* Engine power ratings are calculated by the individual engine manufacturer and the rating method may vary among engine manufacturers. MK Diamond Products makes no claim, representation or warranty as to the power rating of the engine on this equipment and disclaims any responsibility or liability of any kind whatsoever with respect to the accuracy or the engine power rating. Users are advised to consult the engine manufacturer’s owners manual and website for specific information regarding the engine power rating.

Warning: This equipment contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. These chemicals are contained in various components. fluids and paint including but not limited to fuel, oil, electric motors and batteries. In addition, gasoline/diesel powered equipment emits engine exhaust and fumes, and when serviced, cleaned or maintained generate used oil, waste fluids, fumes, grease, grime and particulates from the component wear and silica dust which contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
Click on thumbnails for enlarged images.
Recommended Blades
Cured Concrete
Hard Aggregate/Non-Abrasive

Cured Concrete
Medium-Hard Aggregate

Cured Concrete
Hard Aggregate

Green Concrete
Hard Aggregate

Asphalt over Concrete
Asphalt Overlay

Soft Aggregate