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Slasher Mower 1200 Galvanised

Sierra

$2,795.00 NZD inc GST

$2,430.44 NZD exc GST

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Overview

The Sierra galvanised slasher mower for topping paddocks and controlling excess growth. Suitable for tractors 16-40 HP with Category 1 three-point linkage. 1070mm cutting width with offset or centre mounting options. Hot-dip galvanised deck with reinforced construction. Floating three-point linkage design. Adjustable cutting height 50-90mm.

Features & Benefits

  • Hot-dip galvanised deck resists corrosion
  • 3.2mm steel deck with additional reinforcements
  • Offset or centre mounting options on three-point linkage
  • Floating headstock design follows ground contours
  • Adjustable skids: 50-90mm cutting height
  • Parabolic rounded skid section reduces ground impact
  • 3-leaf bar blade carrier with hardened bushes
  • 2 boron step-down blades
  • Front metal stone guard and rear rubber skirt
  • Series 4 PTO shaft with shear bolt protection
  • PTO shaft holder for storage
  • Collapsible floating headstock with clevis-style pins
  • Powder-coated skids and gearbox safety guard

Specifications

Specification Value
Model SSM36
Overall width 1170mm
Cutting width 1070mm
Depth 1090mm
Overall height 670mm
Weight 147kg
Cutting height adjustment 50-90mm
Tractor HP range 16-40 HP
Linkage type Category 1 three-point linkage
Mounting options Centre or offset
PTO shaft Series 4 with shear bolt protection
PTO speed 540 RPM
Gearbox ratio 1:1.93
Blade carrier 3-leaf bar with hardened bushes
Blades 2 boron step-down blades
Deck material Hot-dip galvanised steel, 3.2mm thick
Stone protection Front metal guard, rear rubber skirt

Best For

  • Topping paddocks and pastures
  • Controlling excess grass growth
  • Maintaining lifestyle blocks and farms
  • Verge and roadside mowing (with offset mount)
  • General slashing and mulching

Compatibility

  • Tractor HP Range: 16-40 HP
  • Hitch Type: Category 1 three-point linkage
  • PTO: 540 RPM
  • Mounting: Centre or offset position

What's Included

  • Sierra 1.17m slasher mower
  • Series 4 PTO shaft with shear bolt protection
  • 2 boron step-down blades (fitted)
  • Category 1 linkage pins (clevis-style )Not compatible with 3 point linkage quick hitch spacing
  • PTO shaft holder
  • Operation manual

Warranty & Support

Backed by Sierra's 12 month manufacturer warranty. Contact Implements Direct for product advice and technical support.

Shipping & Freight

Weight: 147kg. Ships via truck freight. Freight costs calculated at checkout based on your location.

Flail Mowers, Mulchers & Slashers — Common Questions

What PTO speed do I need for a flail mower or slasher?

Most flail mowers and slashers run at 540 RPM; some larger models are 1000 RPM. Check the product spec and match it to your tractor's PTO speed — running one at the wrong speed can damage the gearbox.

Do I need a hydraulic side-shift, or is manual offset enough?

Manual side-shift is fine if you only occasionally mow along fence lines or ditches and don't mind stopping to reposition it. Hydraulic side-shift lets you offset the mower from the seat while moving, which is worth the extra cost if you're mowing verges or banks regularly.

What's the difference between a flail mower and a slasher?

A flail mower uses multiple free-swinging blades (flails) on a rotating drum, giving a fine, mulched finish that's safer around debris and better for orchard, vineyard or roadside work. A slasher (rotary mower) uses fewer fixed blades spinning flat, cutting faster over rough pasture but leaving a coarser finish. If you're mowing long grass or scrub at pace, a slasher is usually the better fit; for a tidy, mulched finish around trees or fences, go flail.

How much tractor horsepower do I need?

Keep 10 to 15% PTO power in reserve above the mower's minimum rating, especially in heavy or wet conditions — running right at the limit shortens gearbox and belt life. See our Tractor Size Guide for how to check your tractor's PTO horsepower.

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