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The TL1255 is precision engineered to handle any task, offering stability, maneuverability, speed and power in any application.

Cat Specs
Photos
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Operating Specifications

Rated Load Capacity
12000 lb
Maximum Lift Height
54.9 ft
Operating Weight
34182 lb
Oil Flow
1220 mm × 2438 mm (4 ft × 8 ft) gal/min

Service Refill Capacities

Diesel Exhaust Fluid (DEF) Tank
5.7 gal (US)
Hydraulic System
50 gal (US)
Fuel Tank
38 gal (US)

Tires

Standard
400/75-28 Duraforce Air
Optional
400/75-28 Duraforce Foam; 360/85-28 Telemaster Solid; 17.5 × 25 16PR Air; 17.5 × 25 12PR Foam; 400/75-28 Non-Marking Air; 400/75-28 Non-Marking Foam

Boom Performance

Boom Up
17 s
Boom Down
14.4 s
Tele In
15.3 s
Tele Out
19.7 s

Hydraulic System

Pump Type
Variable displacement load sensing axial piston pump

Engine

Note
*Meets U.S. EPA Tier 4 Final emission standards.
Engine Model
Cat® C3.6L*

Axles

Types (1)
Trunnion mounted planetary 55-degree steer axles
Types (2)
High bias limited slip differential on front axle

Braking System

Service Brakes
Inboard wet disc brakes on front and rear axles
Parking Brakes
Wet disc, spring applied hydraulic release on front axle