Feature Comparison
|
Set
|
Mobility
|
Steering
|
Boom
|
Slewing
|
Hoist
|
Outriggers
|
Engine
|
855
|
4 wheels, 2
axles
|
No
|
Rack gear
driven luffing and telescoping via crank and ratchet
|
360°
manual on 4x4 turntable |
Crank driven
|
Manual at
four corners
|
No
|
8054
|
4
wheels, 2 axles
|
No
|
Worm
driven luffing via crank
|
360°
gear driven on axle
|
Motorized
|
No
|
No
|
8074
|
Stationary
|
No
|
Gear driven
luffing and jib rotation via cranks and flex system
|
360°
gear driven on turntable |
Crank driven
|
No
|
No
|
8270
|
4
wheels, 2 axles
|
No
|
Worm
driven luffing via crank, manual telescoping |
360°
manual on axle pin |
Crank
driven
|
Front
and real manual snap over center
|
No
|
8288
|
Treads
|
No
|
Cable driven
luffing via ratchet
|
360°
manual on turntable |
Crank driven
via ratchet
|
No
|
No
|
| 8421
|
8
wheels, 4 axles with differential on 3rd axle
|
6
wheel rack and pinion
|
Pneumatic
luffing, motorized double telescoping
|
360°
manual on turntable |
Motorized
|
Gear
driven at four corners snap over center
|
V6
driven by 3rd axle
|
| 8436
|
6 wheel, 2
axles with differential on rear
|
Front wheel
rack and pinion
|
Pneumatic
folding on 2 arms, manual telescoping
|
300°
gear driven on turntable, limited by pneumatics |
No
|
No
|
V6 driven by
rear wheels
|
| 8460
|
6
wheels, 3 axles
|
4
wheel rack and pinion
|
Pneumatic
luffing, gear driven telescoping via crank
|
360°
gear driven on turntable |
Crank
driven via ratchet
|
Gear
driven at four corners snap over center |
No
|
| 8854 |
4 wheel, 2
axles
|
Front wheel
rack and pinion
|
Pneumatic
luffing, gear driven telescoping via crank
|
180°
gear driven on 4x4 turntable, limited by pneumatics |
Crank driven
via ratchet |
Gear driven
at rear corners snap over center
|
No
|
8292
|
6
wheels, 3 axles
|
Front
wheel rack and pinion
|
Motorized
articulated basket lift, manual telescoping
|
360°
motor driven on turntable
|
No
|
No
|
No
|