The Terex RT 550-1 is a 50-ton (45 metric ton) hydraulic rough-terrain crane built for heavy lifting on job sites with difficult or uneven ground. It belongs to the Terex RT 500 series, which also includes the 55-ton RT 555 model.

Crane Specifications

• Max Lift Capacity: 50 tons (45 mt) 

• Main Boom Length: 110 ft (33.5 m) four-section, full-power, mechanically synchronized boom 

• Max Tip Height: Up to 170 ft (51.8 m) with optional swing-away jibs (32 ft or 33–57 ft) 

• Engine: Cummins 6BTA5.9 (or alternative diesel options like the CAT 3116) delivering around 174–190 hp 

• Drive & Steering: 4x4x4 drive and steer with hydraulic four-wheel power steering (2-wheel, 4-wheel, or crab steer modes)

• Transmission: Full power-shift transmission with integral torque converter (6 speeds forward, 3 reverse) 

• Outriggers: Fully independent hydraulic outriggers that extend up to 22 ft (6.91 m) or operate in half-extended/retracted positions 

• Operator Cab: Sound- and weather-insulated environment featuring a 6-way adjustable seat, dash-mounted controls, and a Rated Capacity Indicator (RCI) system with anti-two bloc  safety cutoffs.