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Bulldozer Track Roller

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.

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Caterpillar Bulldozer Track Roller

  • Caterpillar D3C Track Roller
    Caterpillar D3C Track Roller

    Date:TRACK DIA 152MM

    Part Number: 238-7483, 275-3579

    Suitable To:CAT 931, 933, 935, D3, D3B, D4B, D4C, D4C, D4G

  • Caterpillar D4D Track Roller
    Caterpillar D4D Track Roller

    Date:TRACK DIA 203MM

    Part Number: 118-1609, 118-1608

    Suitable To:CAT 933, 941, 943, 955, D4, D4C, D4D, D4E

  • Caterpillar D5B Track Roller
    Caterpillar D5B Track Roller

    Date:TRACK DIA 203MM

    Part Number: 118-1611,1F6471

    Suitable To:CAT 215,561, 951,953, 955, D5, D5B, D6, D6B

  • Caterpillar D6D Track Roller
    Caterpillar D6D Track Roller

    Date:TRACK DIA 210MM

    Part Number:118-1617,188-5272

    Suitable To:CAT 963, D6D,D6E ,D6F

  • Caterpillar D6N Track Roller
    Caterpillar D6N Track Roller

    Date:TRACK DIA 197MM

    Part Number:121-0824,9P1368+8E0281

    Suitable To:CAT 953, D5H, D6M , D6N

  • Caterpillar D6R Track Roller
    Caterpillar D6R Track Roller

    Date:TRACK DIA 210MM

    Part Number:120-5746, 125-4175

    Suitable To:CAT 527, 963, D6H, D6R

  • Caterpillar D7G Track Roller
    Caterpillar D7G Track Roller

    Date:TRACK DIA 222MM

    Part Number:118-1623, 124-8250

    Suitable To:CAT 571, 572, 973, 977, D7F, D7G, D7R

  • Caterpillar D8N Track Roller
    Caterpillar D8N Track Roller

    Date:TRACK DIA 241MM

    Part Number:132-7929, 196-9946

    Suitable To:CAT 578, D8L, D8N, D8R, D8T

  • Caterpillar D9N Track Roller
    Caterpillar D9N Track Roller

    Date:TRACK DIA 260MM

    Part Number: 104-3496, 196-9954

    Suitable To:CAT D9N, D9R

  • Caterpillar D10N Track Roller
    Caterpillar D10N Track Roller

    Date:TRACK DIA 268MM

    Part Number: 125-3270, 195-5856

    Suitable To:CAT D10N, D10R, D10T

  • Caterpillar D11N Track Roller
    Caterpillar D11N Track Roller

    Date:TRACK DIA 288MM

    Part Number:184-6306, 6T9376

    Suitable To:CAT D11N, D11R

Komatsu Bulldozer Track Roller

  • Komatsu D20 Track Roller
    Komatsu D20 Track Roller

    Date:TRACK DIA 135MM

    Part Number: 101-30-00042, 101-30-00170

    Suitable To:D20A, D20P, D20Q, D20S, D21A, D21P, D21Q, D21S

  • Komatsu D31 Track Roller
    Komatsu D31 Track Roller

    Date:TRACK DIA 170MM

    Part Number: 111-30-00130,111-30-00140

    Suitable To:D30A, D30S, D31A, D31P, D31Q, D31S, D37E, D37P

  • Komatsu D41 Track Roller
    Komatsu D41 Track Roller

    Date:TRACK DIA 176MM

    Part Number: 124-30-00111, 124-30-00112

    Suitable To:D39EX-21, D39PX-21, D41E-6, D41P-6

  • Komatsu D50 Track Roller
    Komatsu D50 Track Roller

    Komatsu 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 Roller
    Komatsu D60 Track Roller

    Date: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 Roller
    Komatsu D65Ex-12 Track Roller

    Date: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 Roller
    Komatsu D85Ex-15 Track Roller

    Date:TRACK DIA 222MM

    Part Number: 154-30-01051

    Suitable To:D85EX-15, D85PX-15

  • Komatsu D155 Track Roller
    Komatsu D155 Track Roller

    Date:TRACK DIA 255MM

    Part Number:175-30-00480, 175-30-00481

    Suitable To:D155A-1, D155A-2, D155C-1

  • Komatsu D275 Track Roller
    Komatsu D275 Track Roller

    Date:TRACK DIA 255MM

    Part Number: 17M-30-00320, 17M-30-01320

    Suitable To:D275A-5, D275AX-5

  • Komatsu D375 Track Roller
    Komatsu D375 Track Roller

    Date:TRACK DIA 270MM

    Part Number: 195-30-01410, 195-30-01411

    Suitable To:D375A-2, D375A-3, D375A-5

  • Komatsu D475 Track Roller
    Komatsu D475 Track Roller

    Date:TRACK DIA 300MM

    Part Number: 198-30-00421, 198-30-00422

    Suitable To:D475A-1, D475A-2, D475A-6

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