1S2121 Plunger for Caterpillar Equipment

1S2121 is a plunger used in Caterpillar heavy equipment, including engines, transmissions, earthmoving machines, loaders, tractors, trucks and related equipment. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Articulated Truck: D250B, D250E, D250E II, D25C, D25D, D300E, D300E II, D30C, D350C, D350E, D35C, D400, D400E, D40D, D44B
• Challenger: 65, 65C, 65E, 75, 75C, 75D, 75E, 85C, 85D, 85E, 95E
• Marine Transmission: 7211
• Motor Grader: 120G, 12G, 130G, 140G, 14E, 14G, 14H, 14H NA, 16, 16G, 16H, 16H NA
• Pipelayer: 572G, 583K, 594, 594H
• Track Loader: 931B, 941, 951B, 955H, 955K, 955L, 977H, 977L, 983, 983B
• Track-Type Tractor: D10, D3B, D4D, D4E, D4H, D5, D5B, D5E, D5H, D6C, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D6H, D7F, D7G, D7G2, D7H, D8H, D8K, D9G, D9H, D9L
• Tractor: 768B, 776
• Truck: 769, 769C, 773B, 777
• Truck Engine: 1693
• Wheel Dozer: 814, 824, 824B, 834
• Wheel Loader: 920, 930, 950, 966C, 980, 980B, 988, 988B, 992, 992C
• Wheel Scraper: 621E, 623E, 623F, 627, 627B, 627E, 627G, 637, 637D, 637E, 637G, 657B, 657E, 657G
• Wheel Skidder: 518, 518C
• Wheel Tractor: 613, 613B, 621, 621B, 621E, 621F, 621G, 623B, 623G, 627, 627B, 627E, 627F, 627G, 627H, 631C, 631E, 631G, 633C, 633D, 633E II, 637D, 637E, 637G, 639D, 641B, 650B, 651E, 657B, 657E, 657G, 666B
• Wheel Tractor-Scraper: 627K, 627K LRC

Specifications