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
SENNEBOGEN 018585, DRESSER 616226C1, CNH-FIAT NEW HOLLAND 76040850, REEDRILL V007410, SENNEBOGEN 2528018585, O-&-K-TEREX 42452, LIEBHERR 7001688, VOLVO 44064, CASE R29246, CATERPILLAR 1A4019, POCLAIN-CASE POCLAIN E0050018, DRESSER-FURUKAWA 3194591R1, POCLAIN-CASE POCLAIN ZKI234504, ITM D0108000N17, 7NC-5525-UP, CNH-FIAT NEW HOLLAND 87582723, TELCO-TATA TD01120/04, INGERSOLL RAND 56969264, VOLVO 140440645, LIEBHERR 4130.246.16, BERCO CR1967, HANOMAG 2895890M1, HANOMAG 3254012M1, HYUNDAI 81E7-0022, KOMATSU 01803-E0202E, TELCO-TATA 9TD01089/4, D5H, VARIOUS 571109, VOLVO 14044064, LIEBHERR 7003772, Buldozer, BAUER 49335, POCLAIN-CASE POCLAIN V2334504, BLOUNT 31001809, LIEBHERR 4111000, CATERPILLAR, TESMEC T00-2600-126, TELCO-TATA TD01089/4, LARSEN & TOUBRO W20134542, POCLAIN-CASE POCLAIN V0234504, Piulita, CATERPILLAR 1S1860, VPI V1S1860
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, 
VOLVO 140440645, POCLAIN-CASE POCLAIN V2334504, LIEBHERR 4111000, VARIOUS 571109, REEDRILL V007410, VPI V1S1860, SENNEBOGEN 2528018585, VOLVO 44064, CNH-FIAT NEW HOLLAND 87582723, CATERPILLAR, KOMATSU 01803-E0202E, HYUNDAI 81E7-0022, D5H, VOLVO 14044064, BLOUNT 31001809, 7NC-5525-UP, POCLAIN-CASE POCLAIN E0050018, CATERPILLAR 1S1860, LIEBHERR 7001688, CNH-FIAT NEW HOLLAND 76040850, POCLAIN-CASE POCLAIN V0234504, LARSEN & TOUBRO W20134542, LIEBHERR 7003772, TESMEC T00-2600-126, POCLAIN-CASE POCLAIN ZKI234504, BAUER 49335, Piulita, HANOMAG 2895890M1, BERCO CR1967, ITM D0108000N17, TELCO-TATA TD01120/04, DRESSER 616226C1, DRESSER-FURUKAWA 3194591R1, HANOMAG 3254012M1, CATERPILLAR 1A4019, SENNEBOGEN 018585, TELCO-TATA 9TD01089/4, O-&-K-TEREX 42452, CASE R29246, TELCO-TATA TD01089/4, INGERSOLL RAND 56969264, LIEBHERR 4130.246.16, Buldozer