Move up to a new class of concrete pump and reach to 40mt. This machine can compete with longer booms while enjoying all of the maneuverability of a smaller unit for maximum utilisation on all types of projects.

The popular four section Roll & Fold® boom design used here is used for more concrete pumps than any other boom style. With low unfolding height, fast set-up and easy clean out, it is the multi-purpose boom. From house foundations to bridge decks it one of our most requested pump in your fleet. The proportional boom controls make this an easy to use boom that provides precise placement in all situations.

40M brochure




Vertical Reach

127 ft

38.7 m

Horizontal Reach

113′ 8″

34.7 m

Below Grade Reach w/ Tip Hose

89 ft

27.1 m

Pipeline Diameter

5 in

125 mm

Boom Type/ Sections

Full Articulation, Roll & Fold®/ 4

Boom Rotation

730 degrees

Unfolding Height

29′ 2″

8.8 m

Outrigger Type- Front

Super X Outriggers, Fully Hydraulic,
Extension & Jacking

Outrigger Type- Rear

Hydraulic Extension & Jacking

Outrigger Soil Pressure w/o Dunnage (front/rear)

296/296 psi

20.4/20.4 bar

Outrigger Soil Pressure w/ Dunnage (front/rear)

72/72 psi

5/5 bar

Outrigger Width, Front


7.9 m

Outrigger Width, Rear


6.5 m

Outrigger Length

30′ 2″

9.2 m




2525H-6 120/85 MPS

Detachable Boom- 2023-5 130/80 MPS





Theor. Concrete Output

213 cu yds/h

163 cu m/h

208 cu yds/h

159 cu m/h

Max. Pressure on Concrete

1169 psi

80 bar

1007 psi

70 bar

Max. Strokes Per Minute



Max. Aggregate size

2.5 in

63.5 mm

2.5 in

63.5 mm

Material Cylinder Diameter

10 in

254 mm

9 in

230 mm

Material Cylinder Stroke

98 in

2500 mm

79 in

2007 mm

Differential Cylinder Diameter

4.7 in

120 mm

5.1 in

130 mm

Maximum Oil Flow

158.5 gal/min

600 l/min

132.1 gal/min

500 l/min

Hydraulic Circuitry Type



Valve Type

B Rock

M Rock

*Pump specifications are for standard units. Other units are available. Specifications are subject to change without prior notice.

Features + Benefits

4-Section Roll and Fold®

The original and for many contractors the best all around boom type for fast unfolding, easy cleanout and precision placement.    

Optional Detachable Boom

detachable boom option that allows the boom to be easily removed and mounted hundreds of feet from the pump.    

Super X Outriggers

Incorporates Schwing’s exclusive Super X Outriggers® that set-up fast and provide a compact and stable platform for pumping.    

Generation 3 Pump Kit

Outperforms every other concrete pump on high visibility projects while also placing millions of yards on everyday pours.  

Vector Controls

Valuable operational data at your fingertips to allow monitoring of the pumping process from the remote control box.  

Rock Valve™

No other sequencing valve combines lowest cost per yard maintenance costs and ease of rebuilding as the Rock Valve™.    

Optional Tremie Boom

A special tip section allows the S 39 SX to accommodate up to a 45-foot tremie pipe providing the pipe’s wall thickness is not more than .125-inches. This option eliminates the need to support the tremie with a crane while pumping.