In timp ce modelele standard ale Seriei 3 beneficiază de o transmisie hidrostatică cu două viteze, care permite utilajelor să se deplaseze cu viteze cuprinse între 0-20 km/h, noul 121E HTS, împreună cu alte două modele mai mari, utilizează o unitate hidrostatică cu două trepte în combinaţie
POCLAIN-CASE POCLAIN ZKI842332, Rola de sustinere, BANTAM-KOEHRING 3018.56492, POCLAIN-CASE POCLAIN D0842332, RICHIER 308562502, BERCO CR2189, POCLAIN-CASE POCLAIN, HANOMAG 2905242M, CATERPILLAR 5M8631, LIEBHERR 5003858, RICHIER 404309641, BERCO CR2881, MENCK 521K10120, CATERPILLAR 5K6537, FAI 820210010, HYMAC 4467005, JOHN DEERE AT174847, POCLAIN-CASE POCLAIN P0042379, ITM C0105100M00, HANOMAG 395938788, CASE S239440, LIEBHERR 5604451, Excavator, ATLAS-TEREX 1365693, HANOMAG 2905242M91, LANDINI MASSEY FERGUSON 1430324M91, RICHIER 308512534, BERCO CR2881B, PMI 960282, RICHIER 484404844, CATERPILLAR 5Y1130, 160CL, VPI VCR2881V, LARSEN & TOUBRO L20342314, LIEBHERR 5000952, LARSEN & TOUBRO E10042379, BENATI 2106142, CATERPILLAR 9S3570, CATERPILLAR 8S0465, RICHIER 484404845, J.S.W. 35000000, CATERPILLAR 5A8374, CATERPILLAR 4K3985, LIEBHERR 5601351, DROTT S239440, BENATI 2106001, LIEBHERR 5004451
Utilajul de constructii a fost testat pe santiere aflate la o altitudine mare si in lucrari realizate la temperaturi scazute. Astfel, cumparatorii buldozerului Komatsu D65-17 sunt convinsi ca utilajul va respecta norma Tier 4 in orice imprejurare. Puterea motorului acestui buldozer Komatsu variaza intre 208 si 222
JOHN DEERE AT174847, RICHIER 484404845, 160CL, RICHIER 308512534, VPI VCR2881V, LIEBHERR 5003858, POCLAIN-CASE POCLAIN, LARSEN & TOUBRO L20342314, LIEBHERR 5000952, BENATI 2106142, ITM C0105100M00, POCLAIN-CASE POCLAIN D0842332, HYMAC 4467005, CATERPILLAR 4K3985, DROTT S239440, LIEBHERR 5601351, RICHIER 484404844, HANOMAG 2905242M91, LANDINI MASSEY FERGUSON 1430324M91, MENCK 521K10120, RICHIER 308562502, ATLAS-TEREX 1365693, POCLAIN-CASE POCLAIN P0042379, CATERPILLAR 5A8374, CATERPILLAR 5Y1130, CASE S239440, POCLAIN-CASE POCLAIN ZKI842332, CATERPILLAR 5K6537, Excavator, BENATI 2106001, PMI 960282, RICHIER 404309641, LARSEN & TOUBRO E10042379, Rola de sustinere, LIEBHERR 5604451, HANOMAG 395938788, LIEBHERR 5004451, HANOMAG 2905242M, BERCO CR2189, BERCO CR2881B, CATERPILLAR 5M8631, BANTAM-KOEHRING 3018.56492, FAI 820210010, CATERPILLAR 8S0465, J.S.W. 35000000, BERCO CR2881, CATERPILLAR 9S3570