# 1970 Caterpillar 966C for Sale in Denver, Co **URL:** ## Listing details - **Price:** Auction pricing - **Listing ID:** 89574846 - **Year:** 1970 - **Manufacturer:** Caterpillar - **Model:** 966C - **Category:** Wheel Loaders - **Type:** Medium Wheel Loaders - **Serial number:** 76J3977 - **Location:** Denver, Co - **Auction starts:** 2026-12-10 ## Manufacturer specifications ### Bucket - **Breakout Force:** 25578 lbs (11602 kg) - **Bucket Capacity - Heaped:** 4.06 cu yd - **Bucket Width:** 9.59 ft (2.92 m) - **Dump Clearance At Max Raise:** 9.68 ft (2.95 m) ### Dimensions - **Ground Clearance:** 1.32 ft (0.4 m) - **Height:** 11.5833 ft (3.53 m) - **Height To Top Of Cab:** 11.68 ft (3.56 m) - **Hinge Pin - Max Height:** 13.67 ft (4.17 m) - **Length:** 22.3333 ft (6.81 m) - **Length With Bucket On Ground:** 22.41 ft (6.83 m) - **Reach At Max Lift And Dump:** 2.6 ft (0.79 m) - **Weight:** 36900 lbs (16737.58 kg) - **Width:** 9.0833 ft (2.77 m) - **Width Over Tires:** 9.09 ft (2.77 m) ### Engine - **Displacement:** 640.8 cu in (10500.85 cu cm) - **Engine Make:** 2236 - **Engine Model:** 3306 - **Net Power:** 170 hp (126.77 kw) ### General Specifications - **Approx. Shipping Wt. (since 1968):** 36890 lbs (16730 kg) - **Breakout Force (since 1968):** 25578 lbf (11600 kgf) - **Dump Clearance at max height (since 1968):** 116 in (2.95 m) - **Flywheel Horse- power (since 1968):** 170 hp (126.77 kw) - **Ground Clearance (since 1968):** 15.7 in (400 mm) - **Max.Reach at max height (since 1968):** 56 in (1420 mm) - **Maximum Forward Speed (since 1968):** 23.6 mph (38 km/h) - **Maximum Reverse Speed (since 1968):** 28.0 mph (45.1 km/h) - **Product Identification Prefix (since 1968):** 76J - **Rated Capacity (since 1968):** 4.0 cu yd (3.1 cu m) - **Remarks (since 1968):** 3306 Engine - **Width Over Tires (since 1968):** 109 in (2.77 m) - **Years Built (since 1968):** 1,968 - 1,981 ### Hydraulic System - **Dump Time:** 1.6 sec - **Lower Time:** 3.8 sec - **Raise Time:** 6.2 sec ### Operational - **Fuel Capacity:** 65 gal (246.03 l) - **Hydraulic System Fluid Capacity:** 52.1 gal (197.2 l) - **Operating Weight:** 36900 lbs (16737.58 kg) - **Static Tipping Weight:** 28153.1 lbs (12770.05 kg) - **Tire Size:** 20.5-25 12 PR(L-3) ### Transmission - **Max Speed - Forward:** 23.7 mph (38.14 kph) - **Max Speed - Reverse:** 28.1 mph (45.22 kph) - **Number Of Forward Gears:** 4 - **Number Of Reverse Gears:** 4 ## About this model The Caterpillar 966C is a wheel loader designed for material handling, loading, stockpiling, and general earthmoving applications. Part of Caterpillar's 966 series, the 966C is a mid-size loader commonly used in construction, aggregate, quarry, and industrial work sites. It features a front-mounted bucket, articulated steering, and a diesel powertrain suited for repetitive loading cycles and site transport. The 966C is recognized for its serviceability, operator visibility, and compatibility with a range of attachments and bucket configurations. As a used machine, condition, hours, and maintenance history are key factors affecting performance, value, and operating reliability. ## Photos ![1970 Caterpillar 966C](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/37ce99e7-4839-4e35-a610-e9186332451a-hr.jpg) ![1970 Caterpillar 966C photo 2](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/52165d8e-cd1c-44af-9bfd-26aaab3cbc53-hr.jpg) ![1970 Caterpillar 966C photo 3](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/f86c1c1c-3354-42b6-b78b-3e7b4b8c1dab-hr.jpg) ![1970 Caterpillar 966C photo 4](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/b64cd5a8-0bb6-4dab-8622-82bce08654bb-hr.jpg) ![1970 Caterpillar 966C photo 5](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/4770cf57-779f-42ad-9a13-469e94a69ac5-hr.jpg) ![1970 Caterpillar 966C photo 6](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/ea87bea7-a70f-4ab6-bebc-861a8cc59f88-hr.jpg) ![1970 Caterpillar 966C photo 7](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/22946d37-7371-4a15-993d-bb3ad2ec6609-hr.jpg) ![1970 Caterpillar 966C photo 8](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/aa11c02c-fdcc-47c7-8c3c-d67f2cacd0b5-hr.jpg) ![1970 Caterpillar 966C photo 9](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/9bbe3eba-58e6-433a-8ec7-f4fb6ccc8224-hr.jpg) ![1970 Caterpillar 966C photo 10](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/596ba9d4-33ef-436b-8fe8-d7dd745f9195-hr.jpg) ![1970 Caterpillar 966C photo 11](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/0404ec6f-b363-460f-8a07-4c6744e83ec2-hr.jpg) ![1970 Caterpillar 966C photo 12](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/ebba9519-fa70-4a87-90ce-6a4724634b24-hr.jpg) ![1970 Caterpillar 966C photo 13](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/406ad949-c52d-475c-9711-ceb2c146da59-hr.jpg) ![1970 Caterpillar 966C photo 14](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/52f6f9a3-f70e-4d0b-a939-54bdb8bc5d98-hr.jpg) ![1970 Caterpillar 966C photo 15](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/178a758d-7b46-4d23-a484-fd11183fa4a0-hr.jpg) ![1970 Caterpillar 966C photo 16](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/7c9f1b22-b951-4934-8e9f-508cfbc7cf73-hr.jpg) ![1970 Caterpillar 966C photo 17](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/7a2f8b7f-d9ea-4219-8abc-2844ac82daec-hr.jpg) ![1970 Caterpillar 966C photo 18](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/12c978d8-0854-47fb-83d6-c7ed8c72127a-hr.jpg) ![1970 Caterpillar 966C photo 19](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/1e529a4a-f0a3-4ac9-95b8-514201f88317-hr.jpg) ![1970 Caterpillar 966C photo 20](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/b6987c67-9480-4508-bcc4-e05dadf96b05-hr.jpg) ![1970 Caterpillar 966C photo 21](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23342/66/302c6197-43e6-45b8-a147-4a87acd0861c-hr.jpg)