2021 Caterpillar D1-12 For Sale - $211,461 Used Cat (2023)

FAQs

What is the best cat dozer ever made? ›

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 first group is the small dozers for low-duty loads — D1, D2 and D3. The second group consists of the medium-sized, dual-purpose dozers used for heavy dozing and finish grading — D4, D5, D6 and D7. Large, heavy-push dozers make up the third group — D8, D9, D10 and D11.

it's not unusual for a cat dozer to log more than 100,000 hours. We design them to be rebuilt using new, remanufactured or used parts and components. Through our certified rebuild process, they can be rebuilt to like-new condition — complete with a new serial number and warranty.

A crawler is the best bulldozer for clearing land for new construction or leveling a road. It's also used in mining operations.

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).

All the components in a dozer undercarriage are designed to wear out together at roughly 4,000 hours, or half the service life of the engine. A midlife tune-up typically happens at 2,000 hours when the pins and bushings need to be turned.

The crawler dozer is the most common dozer, recognized by its tracks and the ripper at the back. Because the crawler (or track bulldozer) has tracks, it is well suited for terrain that requires traction (like muddy or slippery surfaces).

The XL means high capacity, I.e., about twice the ink of the standard 702 cartridge.

The average bulldozer lifespan is about seven to 10 years for most contractors.

How many gallons per hour does a dozer use? ›

While each make and model is different, you can generally expect the following fuel consumption: Bulldozers – 3.5 to 6.5 gallons per hour. Backhoes – 1.5 to 2.5 gallons per hour. Small Trencher – 1 gallon per hour.

A dozer really is one of the most difficult machines to learn how to operate.” Witkowski says that experienced dozer operators are able to react to their machines quickly, thanks to the years they've spent running them. They might be able to tell if their machine's blade load is too high.

Operating weights range from 18,240 to 21,150 lbs. with blade capacities from 1.99 to 3.06 cu.

Blades are manufactured using wear resistant and high strength steels up to 160mm thickness.

As with any piece of specialized equipment, the dozer has limitations. As a general guideline, dozers should not be operated across slopes (sidehill) greater than 45 percent, uphill slopes greater than 55 percent, or downhill on slopes greater than 75 percent (see Figure 1).

Dozers were modified by narrowing them to fit behind the scraper so that the blade ends would not waste power by pushing dirt along with the scraper, and by cushioning them so that the tractor could contact the rear of the scraper in motion with less shock impact.

Skid steers are perfect for heavy-duty land clearing. They can get through dense brush and piles of logs. Skid steer bulldozers make quick work of the most challenging construction projects. Skid steer tractors can pull out boulders from the ground.

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%).

What is bigger than a D11 dozer? ›

When you're moving heavy loads, bigger is truly better. 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.

Bulldozers are powerful, productive land clearing equipment suitable for dense forests, rocky ground and sloped terrain. They're built with the right combination of stability and power, making them perfect for clearing land. With a variety of sizes, you can find the ideal model for the lot you're clearing.

Still unique to this day for the 130–350hp (100–250kW) dozer class, the high-drive design conformed to the ground better, improving durability, serviceability and performance compared with low-drive and oval track designs.

Bulldozer Maintenance Schedule

Daily: Clean engine debris, check the connections in the engine filter, and check the engine oil level and hydraulic fluid reservoir levels. Every 500 hours: Replace the fuel filter cartridge, change the engine oil pan, and check the radiator and oil cooler fins.

Overview. The Cat® D1 delivers superior performance and the broadest choice of technology features to help you get the most from your dozer. Nimble and responsive, it has power for dozing and finesse for grading. Fully hydrostatic transmission gives you seamless acceleration, so you can get the job done quickly.

A bulldozer or dozer (also called a crawler) is a large, motorized machine equipped with a metal blade to the front for pushing material: soil, sand, snow, rubble, or rock during construction work.

Undercarriage configurations include XL (Extra Long) and LGP (Low Ground Pressure) versions, with an LGP version that features 760 mm (30-inch) track shoes. For the ultimate in operator comfort, an optional package provides a heated/ventilated seat.

Komatsu D575A-3SD

The D575A-3SD – SD actually stands for Super Dozer – is the world's largest bulldozer in current operation. Made by Komatsu Ltd of Japan, the massive blade is capable of moving an incredible 24 tons of earth in a single pass.

Extra-wide tracks are known as swamp tracks or LGP (low ground pressure) tracks. Bulldozers have a transmission system designed to take advantage of the track system and provide excellent tractive force. For wet conditions, an LGP dozer can work on the ground that you can't walk over.

What are the disadvantages of a dozer? ›

Disadvantages of a Bulldozer

They might disturb soil on sloping land and increase erosion or destroy trees. For example, one study found that bulldozers damaged 33 percent of trees on steep terrain during forest road construction. Also, bulldozers are heavy machines.

Komatsu D39i-24 dozer is the company's smallest intelligent crawler dozer and has intelligent Machine Control (iMC 2.0).

2 Liters/gallons per hour. on average cost per bank cubic meters (cubic yards) of material moved in typical construction applications with 1,500 hours/year.

Last year, the mine added to its fleet a Cat 994K loader, which, the company says, burns circa-30 less gallons of fuel per hour (1.9 litres/min) than its current shovels.

Bulldozer drivers make around $35,000 to $40,000 in a year.

Bulldozer drivers' salaries vary significantly, depending on a variety of factors. The factors include location, experience, education, industry, and company.

Cat bulldozers in the small category have a horsepower rating under 100 horsepower (hp) and an operating weight capacity of around 20,000 pounds.

The D9R, the latest generation of Caterpillar D9 bulldozers in IDF service, has a power of 405–410 horsepower (302–306 kW) and drawbar pull of 71.6 metric tons (about 702 kN). Older generations, such as D9L and D9N are still in service, mainly in the reserve forces. The D9 has a crew of two: operator and commander.

Next-Gen Dozers With Next-Gen Engines

The D1 delivers 80 horsepower (59.7 kW), the D2 92 horsepower (68.8 kW) and the D3 104 horsepower (77.6 kW).

What kind of steel are dozer blades made of? ›

-All Dozer Blades are composed of Max Temp®/Thru-Hardened Steel (Rc 43-50).

Thicker blades will be stronger. Thinner blades will have a slimmer profile - which allows for easier and better slicing. The choice of blade thickness comes down to compromising between strength and slicing ability.

The dozer blade is adequate, but not perfect. Big heavy tractors are required to provide sufficient packing, but they sink in the silage. Sinking in silage means losing effective blade height in the bunker. The other problem is the amount of ground clearance that is sacrificed because of the front sub-frame.

The U-Series D2 was manufactured through 1957 with 26,454 units built. After being discontinued in 1957, the D2 was not replaced and the D4, a larger 4-cylinder crawler, took the bottom place in the lineup.

Average your height and width measurement. Find your load in loose cubic meters or loose cubic yards by multiplying height, width and length, then multiply that resulting calculation by 0.0138: (HWL) x 0.0138 = Load (Loose cubic meters or loose cubic yards)

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.

The Caterpillar D7 is a medium track-type tractor manufactured by Caterpillar Inc. and most commonly used as a bulldozer.

The most enormous Cat truck, the 797F Off-Highway Truck, brings a C175-20, single-block, 20-cylinder engine that carries huge capacity. Features include: 4,000 horsepower. 1.38-million-pound operating weight.

How many yards can a D11 push? ›

Speed isn't much of a factor, however, when you consider that the D11T weighs in at nearly 230,000 pounds and is capable of moving 45 yards of earth, in standard trim. If you have the Carrydozer (CD) version, those numbers are upped to just shy of 250,000 pounds, and it can push nearly 58 yards with its larger blade.

The average bulldozer lifespan is about seven to 10 years for most contractors.

As with any piece of specialized equipment, the dozer has limitations. As a general guideline, dozers should not be operated across slopes (sidehill) greater than 45 percent, uphill slopes greater than 55 percent, or downhill on slopes greater than 75 percent (see Figure 1).

Cat's 3408 engine remains one of their most popular engines on the market. The 3408 contains a lot of power and is stable, reliable, and easy to modify. The eight-cylinder engine produces around 500 horsepower and remains a popular model for construction, mining, and other heavy equipment uses.

The engine can produce up to 1900 horsepower at 2300 rpm. The peak torque of 5532 lb-ft occurs at an engine speed of 1300 to 1800 RPM. The engine weighs over three tons at 6780 pounds. The C32 is used in CAT equipment including the 777G mining truck and the D11T bulldozer.

Jaguars have the strongest jaw muscles of all of the big cats. Their bite force is around 1,500 pounds per square inch, which is about double that of a tiger! Bella recently got the opportunity to use this strength to pull down a beef bone that her Zoo Keepers secured onto a log in her habitat.

Jaguars have the strongest bite force of all big cats at 1500 PSI.