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whats the largest caterpillar bulldozer

by Andy Hintz DVM Published 2 years ago Updated 2 years ago
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As of now, Caterpillar offers three large dozers, of which the D11 is the largest. (There is not yet a D12 model.) The other two large CAT dozers are the 600 hp D10T2 and the 452 hp D9. The D10 is a 77-ton machine featuring a strengthened frame.Feb 23, 2022

Full Answer

Which is bigger D11 or 475 dozer?

Caterpillar D11. The D575A's closest contender, both in size and blade capacity, is the Caterpillar D11. However, when compared to the D575A, the D11 comes in short both in height and blade capacity. The D11 is only 13.4′ tall and its blade capacity is 74.9y — a difference of approximately 3″ and 15y.

What is the largest CAT dozer made?

What's the biggest CAT dozer made? Caterpillar D11T CD is the biggest dozer ever made by Caterpillar to this day. It weighs 112.72 t, it is equipped with a 695 kW / 913 HP powerful engine and a blade with a capacity of 27.2 m³.

Is there a dozer bigger than a D10?

A premier piece of yellow iron in the Caterpillar fleet, the D11 was introduced in the mid-80s to replace the D10 with a bigger track and blade, thus increasing capacity and productivity. The D11 has since gone on to become one of the most-used ripping dozers when it comes to moving rock, earth, soil and more.

How big is a CAT D11 dozer?

Dimensions - D11 CarrydozerWidth at Outside of Track (710 mm Track Shoe)149.8 in 3806 mmLength with SU-Blade** - No rear attachment345.1 in 8765 mmOverall Length SU-Blade and SS Ripper**421.7 in 10712 mm

How much fuel does a d11 use per hour?

2, −1 the fuel consumption of D11R ranges from 61 L h to −1 87 l h at low engine load conditions (LF = 35-50%), −1 from 87-113 L h at medium engine load conditions −1 (LF = 50-65%) and from 113-139.5 L h at a high engine load conditions (LF = 65-80%).

How much does a d12 dozer weight?

This bulldozer has a gross weight of 183 tonnes and is powered by two 675 hp (503 kW) Caterpillar engines placed horizontally opposed, which deliver a total combined output of 1,350 hp (1,010 kW).

Does cat make a D12 dozer?

As of now, Caterpillar offers three large dozers, of which the D11 is the largest. (There is not yet a D12 model.) The other two large CAT dozers are the 600 hp D10T2 and the 452 hp D9.

How much bigger is a D11 than a D10?

The D11N was introduced in February 1986 to replace the D10. The D11N had some major improvements over the D10: it includes a bigger track and blade, and a longer track by 21 inches (0.53 m). The U blade was just under 21 feet (6.4 m) long and 7 feet (2.1 m) high. This increased the blade capacity to 45 cu yd (34 m3).

How much does a Caterpillar D10 cost?

CAT D10 Price: Used prices start at around $350,000 for older models, ranging up to $900,000 and more for more recent models with all the bells and whistles. The base price of new machines starts at around $1 million.

How much diesel does a D11 use per hour?

How much fuel does a D11 use per hour? (24.7 Liters) of diesel per hour under moderate conditions.

How fast does a D11 dozer go?

Arguably, the most recognizable bulldozers in America are the Caterpillar D-series, the king of which is the mammoth D11T. Classified as a track-type tractor, the D11T sports an 850hp 32.1L V-12 C32 Acert engine and has a top speed of 8.7 mph in reverse (7.3 mph forward).

Does Caterpillar make a D12 dozer?

As of now, Caterpillar offers three large dozers, of which the D11 is the largest. (There is not yet a D12 model.)

How big do CAT dozers get?

Caterpillar D11Caterpillar D11TLength35.8 feet (10.9 m)Width10.4 feet (3.2 m) (track); 22 feet (6.7 m) (blade)Height14.9 feet (4.5 m) (top of stack)Weight248,500 lb (112,717.8 kg) (operating weight)7 more rows

What size dozers does Caterpillar make?

Caterpillar makes three different large dozers: D9 with 436 hp and an operating weight of 106,618 pounds. D10 with 700 hp and an operating weight of 171,674 pounds. D11 with 915 hp and an operating weight of 225,500 pounds.

What is Caterpillar's largest machine?

The Caterpillar 994 is the largest-ever wheel loader built by Caterpillar. At 427,209 lbs., the giant Caterpillar 994 dwarfs the 992, nearly doubling the already massive wheel loader in terms of weight, power, and bucket capacity.

What is the largest dozer in the world?

ACCO Super Bulldozer is the largest dozer in the world, and has all that it takes to prove it: an operating weight of 183 tonnes, two engines (!) o...

What is the biggest dozer ever made?

ACCO Super Bulldozer is the biggest dozer ever made so far. No other dozer built after this machine is as impressive as this one, in terms of size...

What's the biggest CAT dozer made?

Caterpillar D11T CD is the biggest dozer ever made by Caterpillar to this day. It weighs 112.72 t, it is equipped with a 695 kW / 913 HP powerful e...

What is the most powerful bulldozer?

ACCO Super Bulldozer is the most powerful bulldozer in the world. And the only one equipped with two engines of 503 kW /675 HP each that gives it a...

What does a D11 CAT cost?

The price for D11 TCD dozer from Caterpillar varies a lot (depending on the attachments and other optional equipment), but one thing is for sure: i...

How much horsepower does a D11 have?

Caterpillar D11T CD crawler dozer's engine produces 913 HP, and that is why this machine is able to perform so well on the jobsite and move more ma...

How much fuel does a D11 use?

Caterpillar D11 T CD's fuel tank has a total volume of 1,882 litters, so you need a lot of gas to set this beast in motion. And a lot of money to p...

How much does a Komatsu 575 weigh?

A SUPER DOZER like Komatsu D575A-3 SD crawler dozer weighs no less than 152.6 tons, which makes it very powerful and very productive. And appreciat...

How much can a D11 push?

Caterpillar D11T CD is able to push 27.2 m³ of soil, sand, rocks, debris or any other type of material that needs to be removed on the jobsite.

2. Komatsu D575A-3SD

In terms of operational dozers, the Komatsu D575A-3SD is the current champion. Manufactured by Komatsu, this monster’s size drives its major benefit: reduced operating costs. The sheer size of this machine allows larger loads to be pushed per hour.

3. Caterpillar D11 Dozer

Next up is the Caterpillar D11 Large Dozer. As the name implies, this machine is big. The D11 produces an additional 250 hp over the next largest CAT model. This equates to an 8% increase in productivity and fuel efficiency, and the increased efficiency delivers 5% savings on maintenance and repair costs.

4. John Deere 1050K Dozer

Fourth on the list is the John Deere 1050K Crawler Dozer. Boasting 350 hp, the 1050K can fit a 32 cubic-yard-capacity blade.

5. Liebherr PR 764 Litronic Dozer

The fifth dozer on the list manages to pack in more power and operating weight on a frame smaller than the 1050K. The Liebherr PR 764 Litronic Dozer is a 50-ton crawler with a blade capable of moving up to 22.2 cubic yards per load.

How To Choose the Right Size Bulldozer

When choosing the right size bulldozer, you first need to know what type of bulldozer is best for the job. Different machines work best on specific job sites. Likewise, certain worksite requirements or material needs will require specialized attachments.

Conclusion

Bulldozers are robust, versatile machines. As specialized heavy equipment, they are capable of excavation, grading, and more. Choosing a suitable bulldozer for the job will require plenty of thought. Bulldozers come in a range of sizes to suit various worksite conditions and project specs

Equipment Rental Guides

Download any of our free rental guides and learn how to pick the right equipment to fit your project needs.

Who built the bulldozer?

A bigger machine, the Acco super bulldozer, was built by Italian firm ACCO, with twin Caterpillar diesel engines giving a combined power of 1,300 hp (970 kW), and weighing 183 tons, in the 1980s, but this was a custom built model.

How many cubic meters can a coal bulldozer carry?

There is also a special "Coal U-Blade", capable of carrying 74.9 cubic metres (98.0 cu yd). These are only attached to bulldozers that work solely on coal.

How much horsepower does a D11T have?

The current D11T was introduced in early 2008 and is also 850 hp (630 kW). This comes as a regular bulldozer and a carrydozer like the previous model. As with the D11R, the D11T Carrydozer can push 57.9 yards (52.9 m) while the regular D11T can push 45 yards (41 m) of earth. A new D11T was on display at the Caterpillar display at Minexpo during the 22 to 24 September 2008 expo in Las Vegas, Nevada.

How much does a D11R weigh?

Other improvements made to the D11R were fingertip controls and electronic clutch and brakes. The finger tip controls (FTC) allowed the D11R to be steered with small fingertip clutches on the left hand side. The D11R now weighed 230,935 lb (104,750 kg). The Carrydozer version has a special blade with a curvature that allowed 57 yards (52 m) to be pushed. The Carrydozer had the structure strengthened considerably for the extra weight and much bigger blade that it carried up front. Both D11Rs received a new Caterpillar 3508B EUI electronically controlled unit injector diesel engine with electronic controls at 915 gross horse power. The Carrydozer's weight is just over 120 tons at 248,600 pounds. According to Caterpillar, by the year 2000 over 3,000 D11s had been produced at their plant in East Peoria.

How much horsepower does a Caterpillar D11T have?

850 hp (634 kW) Blade capacity. 43.6 m³ (57 yd³) The Caterpillar D11T is a large bulldozer, manufactured by Caterpillar Inc. in East Peoria, Illinois, and mainly used in the mining industry. Primarily designed as a bulldozer, it is also used for push-loading scrapers, and ripping rock overburden.

What is the closest competitor to the Caterpillar D11?

The nearest direct competitor to the Caterpillar D11 is the Komatsu D475. The Caterpillar D11 can be distinguished from the Komatsu D475 by the elevated drive sprocket, or "High Drive" system, which results in a triangular, rather than oval, shaped track. The updated version of the Komatsu, the D575A, is the world's largest production bulldozer at 168 tons and 1150 hp. A bigger machine, the Acco super bulldozer, was built by Italian firm ACCO, with twin Caterpillar diesel engines giving a combined power of 1,300 hp (970 kW), and weighing 183 tons, in the 1980s, but this was a custom built model.

How many yards can a carrydozer carry?

The Carrydozer version has a special blade with a curvature that allowed 57 yards (52 m) to be pushed. The Carrydozer had the structure strengthened considerably for the extra weight and much bigger blade that it carried up front.

What is a cat blade?

Cat blades are designed for loadability and constructed of high-tensile strength materials to produce big numbers over a long life.

What is cat end bit?

Cat end bits and cutting edges for large doz ers can be ordered with Cat Abrasion Resistant Material (A.R.M.) for applications where abrasive materials severely diminish wear life. Plus, they deliver improved productivity and minimal throwaway.

What is the biggest bulldozer?

The Acco Super Bulldozer is the largest and most powerful tracked bulldozer ever made. It was built in Portogruaro in northern Italy by the Umberto Acco company. The Acco super bulldozer was constructed mainly of Caterpillar parts; however, many other components were specially adapted. The dozer blade, for example, is bigger than anything Caterpillar has ever made. This bulldozer has a gross weight of 183 tonnes and is powered by two 675 hp (503 kW) Caterpillar engines placed horizontally opposed, which deliver a total combined output of 1,350 hp (1,010 kW). The super bulldozer has a blade that is 23 feet (7.0 m) wide and 9 feet (2.7 m) high, whilst the total length of the bulldozer is over 40 feet (12 m), from the tip of the blade to the ripper on the rear. The ripper alone is about 10 feet (3.0 m) tall, being powered by huge hydraulic rams.

How much horsepower does a Caterpillar bulldozer have?

The dozer blade, for example, is bigger than anything Caterpillar has ever made. This bulldozer has a gross weight of 183 tonnes and is powered by two 675 hp (503 kW) Caterpillar engines placed horizontally opposed, which deliver a total combined output of 1,350 hp (1,010 kW).

Why was the Acco bulldozer built?

This bulldozer was initially built to be exported to Libya in the early-1980s to help in land development. As the Leader of Libya, Colonel Gaddafi, was heavily involved with international terrorism at that time, the United States imposed a trade embargo on that country in 1986. As a direct consequence of these trade restrictions, the completed Acco Dozer was never shipped to its intended destination. This bulldozer has never been put to any operational use and was put into storage where it was built.

How tall is a bulldozer?

The super bulldozer has a blade that is 23 feet (7.0 m) wide and 9 feet (2.7 m) high, whilst the total length of the bulldozer is over 40 feet (12 m), from the tip of the blade to the ripper on the rear. The ripper alone is about 10 feet (3.0 m) tall, being powered by huge hydraulic rams.

Did Acco bulldozers ever ship?

As a direct consequence of these trade restrictions, the completed Acco Dozer was never shipped to its intended destination. This bulldozer has never been put to any operational use and was put into storage where it was built. Acco ceased its existence when both Umberto Acco, the founder, and soon after, his son, died.

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Overview

Competition

The nearest direct competitor to the Caterpillar D11 is the Komatsu D475. The Caterpillar D11 can be distinguished from the Komatsu D475 by the elevated drive sprocket, or "High Drive" system, which results in a triangular, rather than oval, shaped track. The updated version of the Komatsu, the D575A, is the world's largest production bulldozer at 168 short tons (152 t) and 1,150 hp (860 kW). A bigger machine, the Acco super bulldozer, was built by Italian firm ACCO, with twin Caterp…

History

The D11N was introduced in February 1986 to replace the D10. The D11N had some major improvements over the D10: it includes a bigger track and blade, and a longer track by 21 inches (0.53 m). The U blade was just under 21 feet (6.4 m) long and 7 feet (2.1 m) high. This increased the blade capacity to 45 cu yd (34 m ). The D11N's weight was 204,517 pounds (92,767 kg). It was powered by a 770 horsepower (570 kW), 2,105 cu in (34.49 L) 3508 V-8 diesel engine. The D11N'…

Shipping

These machines are so big that they must be partially dismantled for shipment to most sites. Some are shipped in the United States by railroad flatcars with the blade, push arms and ripper frame removed. Others are dismantled into several units for transport by multiple semi-trailer trucks.

Blade options

The dozer blade on front of the tractor usually comes in three varieties:
• A straight blade ("S-Blade"), which is short and has no lateral curve, no side wings, and can be used for fine grading.
• A universal blade ("U-Blade"), which is tall and very curved, and has large side wings to carry more material.

Image gallery

These images are of a Caterpillar D11R III.
• Front-quarter view
• Side view
• Rear-quarter view

See also

• Benjamin Holt
• List of Caterpillar Inc. machines
• Civil engineering
• Heavy equipment
• Komatsu Limited

External links

• Caterpillar D-Series Track-Type Tractors — Official Caterpillar website
• Short review of large dozers

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