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Overview

The Cat 735 with a 20 m³ (26.2 yd³)/32 tonnes (35.3 tons) capacity, offers demonstrated reliability and durability, high performance and productivity and a new world-class cab to improve operator comfort and ease of operation. Updating the successful 735C to include the new cab design makes the 735 a more attractive proposition for our customers. Class leading levels of performance and new features such as Advanced Automatic Traction Control (AATC) and Assisted Hoisting Control create operator comfort, making a productive machine all day long while retaining all axle enclosed wet brakes and Advanced Productivity Electronic Control Strategy (APECS).

Key Features

More Comfort. More Performance. More Versatility.

UP TO 50% LESS OPERATOR INPUT

A uniquely combined hoist and transmission lever allows for easy operation which suits a wide range of operator experience

IMPROVED OPERATOR COMFORT

Quieter, more spacious cab with improved visibility helps operators work more productively throughout the day

22% REDUCTION IN UNLADEN WEIGHT

Deliver more productivity while using less fuel in any size application

UP TO 9% LESS CO2 EMISSIONS

The 735 emits up to 9% less CO2 than the previous 735C.

Specifications

Engine Model Cat® C13
Gross Power (SAE J1995) 434 hp
Net Power (SAE J1349) 424 hp
Engine Power (ISO 14396) 429 hp
Bore 5.1 in
Stroke 6.2 in
Displacement 736 in³
Note (1) Advertised power is tested at 1,800 rpm.
Note (2) Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (3) The net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, muffler, and fan at minimum speed.
Note (4) Net power when the fan is at maximum speed is 316 kW (424 hp) per the SAE reference conditions.
Note (5) Meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emission standards.
Note (6) Diesel exhaust fluid (DEF) used in Cat SCR systems must meet the requirements outlined in ISO 22241-1. ISO 22241-1 requirements are met by many brands of DEF, including those that carry the AdBlue or API certifications.
No Engine De-rating Below 12500 ft
Peak Engine Torque Gross (SAE J1995) 1614 lbf·ft
Peak Engine Torque Net (SAE J1349) 1597 lbf·ft
Peak Engine Torque Speed 1200 r/min
Rated Payload 35.3 ton (US)
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. • If equipped with R134a (Global Warming Potential = 1430), the system contains 1.1 kg (2.4 lb) of refrigerant which has a CO2 equivalent of 1.716 metric tonnes (1.891 tons).
Heaped (SAE 2:1) 26.2 yd³
Struck 20.3 yd³
Tailgate Heaped SAE 2:1 27.9 yd³
Tailgate Struck 21.3 yd³
Forward - 1 5 mile/h
Forward - 2 9 mile/h
Forward - 3 14 mile/h
Forward - 4 22 mile/h
Forward - 5 30 mile/h
Forward - 6 35 mile/h
Reverse - 1 6 mile/h
Interior Cab 72 dB(A)
Note (1) The declared dynamic operator sound pressure level is 72 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. The measurement was conducted at 70% of the cooling fan’s maximum speed. The sound level may vary at different cooling fan speeds. The measurement was conducted with the cab doors and the cab windows closed. The cab was properly installed and maintained.
Note (2) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in noisy environments.
Front Axle - Empty 34128 lb
Center Axle - Empty 11001 lb
Rear Axle - Empty 10516 lb
Total - Empty 55645 lb
Front Axle - Rated Load 9039 lb
Center Axle - Rated Load 30754 lb
Rear Axle - Rated Load 30754 lb
Total - Rated Load 70548 lb
Front Axle - Loaded 43166 lb
Center Axle - Loaded 41756 lb
Rear Axle - Loaded 41270 lb
Total - Loaded 126192 lb
Type High strength Brinell HB450 wear resistant steel
Front Plate 0.28 in
Base Plate 0.51 in
Side Plates 0.43 in
Fuel Tank 108.8 gal (US)
DEF Tank 5.3 gal (US)
Cooling System 21.9 gal (US)
Hydraulic System 29.1 gal (US)
Engine Crankcase 10 gal (US)
Transmission 12.3 gal (US)
Final Drives/Differential 33 gal (US)
Output Transfer Gear Box 5.5 gal (US)
Raise Time 12 s
Lower Time 11 s
Brakes ISO 3450 – 2011
Cab - FOPS ISO 3449 Level II – 2005
Cab - ROPS ISO 3471 – 2008
Steering ISO 5010 – 2019
Turning Dimensions - Steer Angle - Left/Right 45°
Turning Dimensions - SAE Turning Radius 294 in
Turning Dimensions - Clearance Radius 318 in
Turning Dimensions - Inside Radius 149 in
Turning Dimensions - Aisle Width 212 in
Note Dimensions are for machines equipped with 750/65 R25 tires.
Lock to Lock 4.75 seconds @ 60 rpm
Hydraulic Excavators: 349/352 - Passes 4-5
Hydraulic Excavators: 336 - Passes 5-6
Wheel Loaders: 972/972 XE - Passes 3-4
Wheel Loaders: 966/966 XE - Passes 4
Wheel Loader: 962 - Passes 4-5
Wheel Loader: 950 - Passes 5
Note An optimum system match gives you a major productivity advantage. The 735 is an excellent match for the Cat 349 and 336 Hydraulic Excavators; and Cat 972, 966, 962 and 950 Wheel Loaders. Having matched loading and hauling tools results in increased production and lower system costs per unit of volume moved.

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