RM-78 Crane Body
Our most innovative crane body is built on a next generation torsion box understructure that delivers a powerful 78,000 pound-feet of lift and features an easy-to-upfit design.
78-SERIES CRANE BODY - MM278
MODEL | CAB-TO-AXLE | A | B | C | D | APPROX. COMPARTMENT CLEAR DOOR OPENINGS | ||||||||||||
E | F | G | H | |||||||||||||||
STANDARD | ||||||||||||||||||
MM278 (road side) | 84” | 28.5” | 28.5” | 48” | 26” | 51-1/2” x 22-3/4” | 51-1/2” x 22-3/4” | 27-1/4” x 40-1/4” | 51-1/2” x 19-1/4” | |||||||||
MM278 (curb side) | 84” | 35” | 22” | 48” | 26” | 51-1/2” x 26-1/2” | 51-1/2” x 19-1/4” | 27-1/4” x 40-1/4” | 51-1/2” x 19-1/4” |

Road Side

Curb Side
The Master Mechanic 278 Series is a 11 foot crane body built for a crane rating up to 12,000 lbs. (78,000 ft. lb.) and a 84″ cab-to-axle chassis.
Recommended chassis: Class VI (F-650, F-750, Peterbilt, Kenworth, etc.)
The Master Mechanic Series line is built modularly, so the dimensions listed can be configured to your exact specifications.
78-SERIES CRANE BODY - MM378
MODEL | APPROX. WT. | CAB-TO-AXLE | A | B | C | D | E | APPROX. COMPARTMENT CLEAR DOOR OPENINGS | ||||||||||||||||
F | G | H | I | J | ||||||||||||||||||||
STANDARD | ||||||||||||||||||||||||
MM378 | 5,023.5 lbs. | 120” | 32” | 32” | 29” | 50” | 26” | 30-1/2” x 51-1/4” | 30-1/2” x 51-1/4” | 28-1/2” x 51-1/4” | 48-1/2” x 34-1/4” | 24-1/2” x 51-1/4” |

Road Side

Curb Side
The Master Mechanic 378 Series is a 14 foot crane body built for a crane rating up to 12,000 lbs. (78,000 ft. lb.) and a 120″ cab-to-axle chassis.
Recommended chassis: Class VI (F-650, F-750, Peterbilt, Kenworth, etc.)
The Master Mechanic Series line is built modularly, so the dimensions listed can be configured to your exact specifications.

Features

External Lighting
External lighting gives the user 360 degrees of pivotable lighting. Completely weather resistant.

Nonskid Surface Protection
Reading MM bodies include a non-skid surface coating, that improves traction and reduces the risk of slip and fall injuries.

Internal Hidden Hinges
Internal hidden hinges create a smooth body surface and minimal pry points providing more secure storage compartments.

Ribbed Inner Panels
Ribbed inner door and floor panels give the body added strength and rigidity.

3-Point Locking
True 3-point locking when the handle is in the closed position.

Horizontal Cross-Members
Every body in the Master Mechanic Series is built with a minimum of 2 cross-members, reinforcing the substructure unlike any other body on the market.