Bulldozer track rollers are key components for stable operation of bulldozers. When your bulldozer chassis encounters abnormal noise, oil leakage, or track deviation, derailment, etc., we should prioritize the use of bulldozer track rollers. While supporting the weight of the fuselage and guiding the track to run smoothly, it also bears the internal and external friction and impact force during high-speed operation. Therefore, the optimal design structure and good material components are indispensable. The unique operation of the bulldozer requires a single-flange and double-flange wheel body for guidance. If only the flange and single flange of the guide wheel are used under heavy loads and complex terrain, it is not enough to protect the track from running correctly.
TERRIS cites the mainstream structural design of bulldozer track rollers, which are wheel body, bearing, sealing assembly, shaft, sleeve and collar, and adopts a detachable structure to facilitate the replacement of shafts or sealing assemblies. The wheel bodies of single and double flanges are made of medium carbon alloy steel, which takes into account both strength and toughness. After high-frequency quenching, tempering and carburizing hardening, the hardness and depth of the surface hardened layer are enhanced to extend the service life; the sealing device adopts floating seal, and multiple metal rings and rubber rings enable the bulldozer rollers to cope with high pressure and high speed operation. The pin shaft and the wheel body are processed by high-precision CNC to ensure that the center of gravity is symmetrical and the concentricity is within the controllable range to avoid abnormal vibration and wear. Ensure durability and reliability in complex heavy-load environments.
When choosing bulldozer rollers and using them, if you want to take into account the working environment and product stability and reliability, to improve your efficiency and cost control, you can choose to use Terris products, and our team will quickly provide you with solutions.
Caterpillar Bulldozer Track Roller
Caterpillar D3C Track RollerDate:TRACK DIA 152MM
Part Number: 238-7483, 275-3579
Suitable To:CAT 931, 933, 935, D3, D3B, D4B, D4C, D4C, D4G
Caterpillar D4D Track RollerDate:TRACK DIA 203MM
Part Number: 118-1609, 118-1608
Suitable To:CAT 933, 941, 943, 955, D4, D4C, D4D, D4E
Caterpillar D5B Track RollerDate:TRACK DIA 203MM
Part Number: 118-1611,1F6471
Suitable To:CAT 215,561, 951,953, 955, D5, D5B, D6, D6B
Caterpillar D6D Track RollerDate:TRACK DIA 210MM
Part Number:118-1617,188-5272
Suitable To:CAT 963, D6D,D6E ,D6F
Caterpillar D6N Track RollerDate:TRACK DIA 197MM
Part Number:121-0824,9P1368+8E0281
Suitable To:CAT 953, D5H, D6M , D6N
Caterpillar D6R Track RollerDate:TRACK DIA 210MM
Part Number:120-5746, 125-4175
Suitable To:CAT 527, 963, D6H, D6R
Caterpillar D7G Track RollerDate:TRACK DIA 222MM
Part Number:118-1623, 124-8250
Suitable To:CAT 571, 572, 973, 977, D7F, D7G, D7R
Caterpillar D8N Track RollerDate:TRACK DIA 241MM
Part Number:132-7929, 196-9946
Suitable To:CAT 578, D8L, D8N, D8R, D8T
Caterpillar D9N Track RollerDate:TRACK DIA 260MM
Part Number: 104-3496, 196-9954
Suitable To:CAT D9N, D9R
Caterpillar D10N Track RollerDate:TRACK DIA 268MM
Part Number: 125-3270, 195-5856
Suitable To:CAT D10N, D10R, D10T
Caterpillar D11N Track RollerDate:TRACK DIA 288MM
Part Number:184-6306, 6T9376
Suitable To:CAT D11N, D11R
Komatsu Bulldozer Track Roller
Komatsu D20 Track RollerDate:TRACK DIA 135MM
Part Number: 101-30-00042, 101-30-00170
Suitable To:D20A, D20P, D20Q, D20S, D21A, D21P, D21Q, D21S
Komatsu D31 Track RollerDate:TRACK DIA 170MM
Part Number: 111-30-00130,111-30-00140
Suitable To:D30A, D30S, D31A, D31P, D31Q, D31S, D37E, D37P
Komatsu D41 Track RollerDate:TRACK DIA 176MM
Part Number: 124-30-00111, 124-30-00112
Suitable To:D39EX-21, D39PX-21, D41E-6, D41P-6
Komatsu D50 Track RollerKomatsu D50 Track Roller
Date:TRACK DIA 200MM
Part Number: 131-30-00320, 131-30-00321
Suitable To:D50A, D50F, D50PL, D53A, D53P, D53S, D55S, D58E, D58P, D60A, D63
Komatsu D60 Track RollerDate:TRACK DIA 210mm
Part Number:141-30-00570, 141-30-00571
Suitable To:D60A-6, D60A-8, D60E, D60F, D60P, D65A-6, D65A-8, D65E-7, D65P-8, D68E, D68P, D75A-1
Komatsu D65Ex-12 Track RollerDate:TRACK DIA 210mm
Part Number:14X-30-00030, 14X-30-00031
Suitable To:D60A-8, D65P-8, D65EX-12, D65EX-15, D65EX-17, D65PX-12, D65PX-15, D65WX-15, D75A-1, D85ESS-2A
Komatsu D85Ex-15 Track RollerDate:TRACK DIA 222MM
Part Number: 154-30-01051
Suitable To:D85EX-15, D85PX-15
Komatsu D155 Track RollerDate:TRACK DIA 255MM
Part Number:175-30-00480, 175-30-00481
Suitable To:D155A-1, D155A-2, D155C-1
Komatsu D275 Track RollerDate:TRACK DIA 255MM
Part Number: 17M-30-00320, 17M-30-01320
Suitable To:D275A-5, D275AX-5
Komatsu D375 Track RollerDate:TRACK DIA 270MM
Part Number: 195-30-01410, 195-30-01411
Suitable To:D375A-2, D375A-3, D375A-5
Komatsu D475 Track RollerDate:TRACK DIA 300MM
Part Number: 198-30-00421, 198-30-00422
Suitable To:D475A-1, D475A-2, D475A-6





