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
BERCO CR2881B, DROTT S239440, PMI 960282, JOHN DEERE AT174847, HANOMAG 395938788, BERCO CR2189, HYMAC 4467005, ITM C0105100M00, LIEBHERR 5604451, CASE S239440, CATERPILLAR 5M8631, RICHIER 308562502, LIEBHERR 5003858, RICHIER 484404844, RICHIER 308512534, HANOMAG 2905242M91, LIEBHERR 5601351, BANTAM-KOEHRING 3018.56492, Rola de sustinere, BENATI 2106001, LIEBHERR 5000952, J.S.W. 35000000, CATERPILLAR 8S0465, LANDINI MASSEY FERGUSON 1430324M91, POCLAIN-CASE POCLAIN ZKI842332, CATERPILLAR 5A8374, VPI VCR2881V, LARSEN & TOUBRO L20342314, BENATI 2106142, RICHIER 404309641, PR731, RICHIER 484404845, LIEBHERR, HANOMAG 2905242M, ATLAS-TEREX 1365693, CATERPILLAR 9S3570, POCLAIN-CASE POCLAIN P0042379, BERCO CR2881, CATERPILLAR 5Y1130, LARSEN & TOUBRO E10042379, Buldozer, CATERPILLAR 5K6537, FAI 820210010, POCLAIN-CASE POCLAIN D0842332, LIEBHERR 5004451, MENCK 521K10120, CATERPILLAR 4K3985
CommaTECH srl va ofera piese de schimb pentru toata gama de motoare Hanomag, printre altele pentru utilajele de constructii: Hanomag_22, Hanomag_35, Hanomag 44, Hanomag 50, Hanomag 55, Hanomag 60, Hanomag 66, Hanomag 70, Hanomag 77, Hanomag d500, Hanomag d540, 
MENCK 521K10120, CATERPILLAR 4K3985, J.S.W. 35000000, CATERPILLAR 5Y1130, CATERPILLAR 5M8631, CATERPILLAR 5A8374, BERCO CR2881B, LIEBHERR, Rola de sustinere, LIEBHERR 5003858, BENATI 2106001, CATERPILLAR 5K6537, RICHIER 484404845, CATERPILLAR 9S3570, RICHIER 308562502, RICHIER 484404844, VPI VCR2881V, BERCO CR2881, HYMAC 4467005, BENATI 2106142, HANOMAG 2905242M, CATERPILLAR 8S0465, CASE S239440, LARSEN & TOUBRO L20342314, RICHIER 308512534, POCLAIN-CASE POCLAIN ZKI842332, LARSEN & TOUBRO E10042379, POCLAIN-CASE POCLAIN D0842332, LIEBHERR 5004451, Buldozer, JOHN DEERE AT174847, ATLAS-TEREX 1365693, LANDINI MASSEY FERGUSON 1430324M91, HANOMAG 2905242M91, LIEBHERR 5601351, ITM C0105100M00, HANOMAG 395938788, PR731, DROTT S239440, BANTAM-KOEHRING 3018.56492, BERCO CR2189, RICHIER 404309641, PMI 960282, LIEBHERR 5604451, FAI 820210010, POCLAIN-CASE POCLAIN P0042379, LIEBHERR 5000952