Home > Products > Excavator and Dozer Undercarriage Parts > Track Adjuster & Recoil
The major function of track adjuster is to adjust the tension degree of track shoe assy. When thetrack shoe assywalks it will generate huge tension to let the idler move to sprocket, at the sametime, it will compress the track adjuster to let the track shoe assyloose,so the track adjusterhave a role of buffering and protecting.
# key component of track adjuster
# material 40Cr
# Using high precision mirror polishing
# the thickness of chromeplating0.25mm,(electroplating 0.50mm then gringding to0.25mm to ensure surfacae hardness HB700)
# electroplating-grinding-heat treatment-sand blasting
# High strength spring steel
# Number of recoils is the same as original parts
# Roughness as well as original material
# Produce according to the OEM standards
# Taped end spring: stable, OEM need, stonger stress
# Standard spring option
# fully inspected
| MODEL | P/N |
|---|---|
| PC20-6 | 20S-30-31410 |
| PC20R-8 | 20S-30-82130 |
| PC40-5/6/7 | 20T-30-31210 |
| PC45R-8/PC55 | 20T-30-82130 |
| D70(INNER) | 144-30-14150 |
| D80(INNER) D85 | 154-30-12770 |
| D20 | 101-30-21191 |
| PC60-7/PC70-7 | 201-30-62312 |
| PC60-6 | 201-30-62310 |
| D30/D31 | 111-30-11752/113-30-24130 |
| D30/D31 | 111-30-11752/113-30-24130 |
| PC130-7/8 | 22B-30-11240 |
| PC120-5/6/PC100 | 203-30-42242/203-30-66250 |
| D41P-5 | 120-30-33311/21K-30-24142/1 |
| D50 | 131-30-24540 |
| D53P-16 | 135-30-34210 |
| D355(INNER) | 195-30-14142 |
| PC200-8 | 20Y-30-42130 |
| D60 | 141-30-34110 |
| PC200-5/7 | 20Y-30-12110/20Y-30-12112 |
| PC200-5H | 20Y-30-12110 |
| D65 | 134-30-63162 |
| PC200-6/PC220-5/PC200LC-6/7 | 206-30-55170/206-30-55172 |
| PC220-8/PC240-8 | 206-30-22130/206-30-22140 |
| PC240-7 | 206-30-72111 |
| PC300-6 | 207-30-19520 |
| PC300-5 | 207-30-54140/154-30-11752/3P1885 |
| D6R | 2261340 |
| PC300-5/6 | 207-30-54140/14Y-40-02003/14Z-30-31111 |
| PC300-8 | 207-30-74160 |
| PC300-7 | 207-30-74142 |
| PC300-7 | 207-30-74142 |
| 208-30-68430 | |
| PC400-5/6/7 | 208-30-54140/208-30-54141/208-30-74140 |
| D155A-5/6 | 17A-30-43470 |
| D155(OUTER)/D155A-2C | 175-30-34180/175-30-44250 |
| PC650 | 21M-30-14310 |
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