SK1550 Compact Tool Carrier
The most powerful mini skid steer in our lineup, the Ditch Witch SK1550 delivers more muscle to a wide range of jobs like tree handling and sod transfer. The construction-grade SK1550 does what other machines can’t, quickly and effectively. Powered by a 44-hp Tier 4, Yanmar® engine with an incredible 1,558-lb operating capacity, this machine brings the brawn and productivity to every jobsite. The SK1550 is an all-around powerhouse, minimizing your downtime and increasing your ROI, making it the ultimate member of any crew.
Key Features
  • Powered by a 44-hp Tier 4 Yanmar® turbo-charged diesel engine, the machine is equipped to handle tasks typically suited for traditional skid-steer loaders.
  • Directs 34.5 hp to the attachment for efficient and productive use of high-capacity attachments.
  • Auxiliary flow control with low, medium and high flow settings allows operators to make adjustments to attachment flow and run attachments at their most efficient rate.
  • Best-in-class 1,558-lb rated operating capacity for lifting heavier loads.
  • Exceptional 9-inch ground clearance for improved productivity on challenging terrain.
  • More than 50 percent higher capacity than all other mini skid steers in its size class.
  • The SK1550 is equipped with a 94-inch hinge-pin height which provides flexible loading and unloading for a wide range of dump sites.
  • The machine is capable of 4.7-mph ground drive speed both forward and in reverse, improving jobsite cycle times.
  • Durable build and innovative design provides the industry’s smoothest ride, plus unrivaled maneuverability and stability when carrying heavy loads.
  • With 3,700 psi and maximum 16 gpm, the SK1550 directs substantial pressure to the attachment, increasing machine versatility.
  • Dual auxiliary connections allow operators the ability to utilize advanced attachments for enhanced productivity when handling heavier loads, including logs, trees and sod.
  • Includes front and back LED lights for increased safety during nighttime and low-light jobs.
  • High-capacity attachments designed specifically for the SK1550, including a new trencher and vibratory plow, leverage high flow capabilities to improve jobsite versatility and productivity.
  • Auto-throttle matches engine speed to load demand providing greater fuel efficiency.
  • No daily maintenance or daily grease zerks for reduced cost of ownership and easy upkeep.
  • The construction-grade, durable design is made for heavy-duty jobs, leading to extended machine life and increasing overall ROI.
  • Unique open track design gives the SK1550 fewer obstructions allowing debris to escape track system.
  • Designed specifically for landscape, irrigation and tree-handling jobs, the SK1550 is equipped with a best-in-class, 74-in2 operator platform for improved comfort and stability during long hours on the job.
  • LCD display screen provides direct visibility and real-time intel into all engine diagnostics.
Operating height, max, 60-in bucket
128.4 in
Overall height of machine
58.5 in
Overall length of machine, std. bucket
124 in
Overall length of loader, no attachment
99.7 in
Overall weight (no attachment, fluids full)
3,990 lbs.
Hinge pin height, max
94.5 in
Wheelbase/track length
50.6 in
Machine width
Max, with 9-in tracks
42 in
Max, with 7-in tracks
36 in
Ground clearance, min
9.1 in
4.7 in
Rated operating capacity
35% of tipping capacity
1,558 lbs.
Angle of departure
Number of cylinders
95.8 in³
3.39 in
3.54 in
Manufacturer's gross power rating
43.5 hp
Rated engine speed
3,000 rpm
Emissions compliance
EPA Tier 4 Final
Power – TIER 4
Power – TIER 4i
Ground drive speed
4.7 mph
Ground pressure* (ISO/CD 16754)
10.4-in tracks
4.1 psi
Hydraulic System
Auxiliary circuit
double gear pump
Flow Rate (pump #1)
13 gpm
Flow Rate (pump #2)
3 gpm
3,700 psi
Ground drive
dual hydrostatic pumps
Flow rate
15 gpm
3,915 psi
Fluid Capacities
Hydraulic reservoir capacity
9.2 gal
Engine oil, with filter
5 qt
Fuel tank capacity
10.5 gal
SAE reserve capacity rating
110 min
SAE cold crank rating @ 0° F
800 amps
Electrical system
Additional Compact Tool Carriers