# 1985 Caterpillar 621B for Sale in Madera, CA **URL:** ## Listing details - **Price:** $29,000.00 USD - **Listing ID:** 69149838 - **Year:** 1985 - **Manufacturer:** Caterpillar - **Model:** 621B - **Category:** Scrapers - **Type:** Open Bowl Scrapers - **Location:** Madera, CA ## Description Canopy,, CAT 3406,, 29.5R35 Front Tires,, 29.5 - 35 Rear Tires, ## Machine details ### General Specifications - **ropstype:** Open ## Manufacturer specifications ### Bowl - **Heaped Capacity:** 20.1 cu yd - **Max Depth Of Cut:** 13.4 in (34.04 cm) - **Rated Payload:** 47994.7 lbs (21770.06 kg) - **Struck Capacity:** 14 cu yd - **Width Of Cut:** 10 ft (3.05 m) ### Dimensions - **Height:** 11 ft (3.35 m) - **Height:** 11.9167 ft (3.63 m) - **Length:** 41 ft (12.5 m) - **Length:** 41.5833 ft (12.67 m) - **Overall Height:** 11.91 ft (3.63 m) - **Overall Length:** 41.67 ft (12.7 m) - **Overall Width:** 11.32 ft (3.45 m) - **Weight:** 67000 lbs (30390.73 kg) - **Weight:** 66590 lbs (30204.75 kg) - **Wheelbase:** 25.33 ft (7.72 m) - **Width:** 11 ft (3.35 m) - **Width:** 11.25 ft (3.43 m) ### Operational - **Fuel Capacity:** 135 gal (510.98 l) - **Tire Size:** 29.5-29 28PR (E-3) ### Tractor Engine - **Displacement:** 891 cu in (14600.91 cu cm) - **Make:** Caterpillar - **Net Power:** 330 hp (246.09 kw) - **Power Measured @:** 1900 rpm ### Transmission - **Max Speed Forward:** 29.9 mph (48.12 kph) - **Number Of Forward Gears:** 8 ### Weights - **Front Axel - Loaded:** 63021.4 lbs (28586.06 kg) - **Front Axle - Empty:** 46612.4 % - **Rear Axle - Empty:** 19977.2 % - **Rear Axle - Loaded:** 51564 % - **Total Operating - Empty:** 66590.7 lbs (30205.07 kg) - **Total Operating - Loaded:** 114585.3 lbs (51975.08 kg) ## About this model The Caterpillar 621B is a wheel tractor-scraper used in earthmoving, site preparation, and large-scale grading applications. As part of Caterpillar's scraper lineup, the 621B is designed to cut, load, haul, and spread material efficiently over medium to long distances. It is commonly used in highway construction, mining support, land development, and bulk excavation work. The machine typically features a tractor unit paired with a scraper bowl for material handling. The 621B is recognized for its role in high-production earthmoving operations and remains a reference model in Caterpillar scraper equipment history. ## Photos ![1985 Caterpillar 621B](https://media.sandhills.com/img.axd?id=9018683445&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=IQUGJGv7bVvZreuyIasItij67Li%2b1wlE) ![1985 Caterpillar 621B photo 2](https://media.sandhills.com/img.axd?id=9018683549&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=RSotc3Bvn79UuL09y8uHq%2bTbiljcmlw7) ![1985 Caterpillar 621B photo 3](https://media.sandhills.com/img.axd?id=9018684054&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=SoelRP3AGBMp%2bVYSO%2fA0d3G3zs%2bZRi6i) ![1985 Caterpillar 621B photo 4](https://media.sandhills.com/img.axd?id=9018683617&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=wku5hEdj7GcjmqXDxT2bvD4VHxCN%2fOuT) ![1985 Caterpillar 621B photo 5](https://media.sandhills.com/img.axd?id=9018683524&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=RSotc3Bvn799Q1h7CXr4aOj%2f7kP5m2hc) ![1985 Caterpillar 621B photo 6](https://media.sandhills.com/img.axd?id=9018683479&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=IQUGJGv7bVuSZ7ar2buCuL3FVuuhylSZ) ![1985 Caterpillar 621B photo 7](https://media.sandhills.com/img.axd?id=9018683514&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=RSotc3Bvn79opQg%2f9GTZiddrDlBYJITF) ![1985 Caterpillar 621B photo 8](https://media.sandhills.com/img.axd?id=9018683718&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=rQNxeomXGK6mqmh1YsIiUPMjUDhtuTLe) ![1985 Caterpillar 621B photo 9](https://media.sandhills.com/img.axd?id=9018683740&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=rQNxeomXGK7zWUog6OqFJwV%2f7YPaaOIq) ![1985 Caterpillar 621B photo 10](https://media.sandhills.com/img.axd?id=9018683438&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=IQUGJGv7bVvcC3JY4HZHvv8h7w7Upm%2b%2f) ![1985 Caterpillar 621B photo 11](https://media.sandhills.com/img.axd?id=9018683566&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=RSotc3Bvn7%2b%2bHsi3wjjVDgGv3mHrmvJU) ![1985 Caterpillar 621B photo 12](https://media.sandhills.com/img.axd?id=9018683589&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=RSotc3Bvn7%2bPMOyR2IkxEtAOO4mDQegR) ![1985 Caterpillar 621B photo 13](https://media.sandhills.com/img.axd?id=9018683661&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=wku5hEdj7Gc%2fFGLNTWTJrvme3jhCKshA) ![1985 Caterpillar 621B photo 14](https://media.sandhills.com/img.axd?id=9018683761&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=rQNxeomXGK6fqkWcoOlQ4ty%2fo0FpO1Gp) ![1985 Caterpillar 621B photo 15](https://media.sandhills.com/img.axd?id=9018683784&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=rQNxeomXGK5whPt8VqF2gjNwpsT0IfP3) ![1985 Caterpillar 621B photo 16](https://media.sandhills.com/img.axd?id=9018683800&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=elS2Rkk%2bkXJuBbdJ98Py24oot7zEbtDO) ![1985 Caterpillar 621B photo 17](https://media.sandhills.com/img.axd?id=9018683807&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=elS2Rkk%2bkXIThkZnOSPSmR9v2rIuiC9S) ![1985 Caterpillar 621B photo 18](https://media.sandhills.com/img.axd?id=9018683815&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=elS2Rkk%2bkXLPjHJUi%2byAUZzsOfAyXuss) ![1985 Caterpillar 621B photo 19](https://media.sandhills.com/img.axd?id=9018683823&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=elS2Rkk%2bkXJD9e1krbgjXj4OwyWiFQpa) ![1985 Caterpillar 621B photo 20](https://media.sandhills.com/img.axd?id=9018683864&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=elS2Rkk%2bkXJ3iZCKOSmewIZ8h5UWf3C7) ![1985 Caterpillar 621B photo 21](https://media.sandhills.com/img.axd?id=9018683890&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=elS2Rkk%2bkXKPIJ64ZxgFSGZpRfSZ9SO%2f) ![1985 Caterpillar 621B photo 22](https://media.sandhills.com/img.axd?id=9018683932&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=JQw7Tx6G7Z4haHv4W2vBA9kwZv97i2gA) ![1985 Caterpillar 621B photo 23](https://media.sandhills.com/img.axd?id=9018683958&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=JQw7Tx6G7Z6YxS1Hq4lacLC56zl4RvV3) ![1985 Caterpillar 621B photo 24](https://media.sandhills.com/img.axd?id=9018683976&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=JQw7Tx6G7Z61inzZ7kRhJEcl4l0Ej6su) ![1985 Caterpillar 621B photo 25](https://media.sandhills.com/img.axd?id=9018683999&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=JQw7Tx6G7Z6HzREn%2fBWqtcI5DGK%2bs0Ex) ![1985 Caterpillar 621B photo 26](https://media.sandhills.com/img.axd?id=9018684094&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=SoelRP3AGBOrBTI9kVlO%2beu1110qlOJL) ![1985 Caterpillar 621B photo 27](https://media.sandhills.com/img.axd?id=9018684137&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=TNJCUpiPxaxOL3pTl0I%2b8%2fWUWtUXU7ru) ![1985 Caterpillar 621B photo 28](https://media.sandhills.com/img.axd?id=9018684212&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=fqh2eH45pyenLnCTJlR%2b%2fm2qEQbphHDt) ![1985 Caterpillar 621B photo 29](https://media.sandhills.com/img.axd?id=9018684232&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=fqh2eH45pycuhjOToLUAvettlVo1ASZt) ![1985 Caterpillar 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