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
EXTEC VCR1250, TELCO-TATA TD01583/3, KOMATSU 00131437, LIEBHERR 4982173, INGERSOLL RAND 57700858, DRESSER 260714R1, SAMSUNG-H.I. 9112-01201, DAEWOO 9121-6005, WIRTGEN 43499, TELCO-TATA 9TD01583/3, ATLAS-TEREX 0362007, JOHN DEERE T43322, VOLVO 14526392, CNH-FIAT NEW HOLLAND 79004490, Piulita, VOLVO SA9112-12001, LIEBHERR 4122664, LIEBHERR 7001334, HANOMAG 2979125M, TELCO-TATA 9TD01119/04, POCLAIN-CASE POCLAIN K0134536, DAEWOO 2121-6014, CASE R25688, VOLVO 020005225990, TELCO-TATA TD01119/04, POCLAIN-CASE POCLAIN V2434592, LIEBHERR 4111100, C.M.W-(CHARLES-MACHINES) 107-364, DAEWOO K1043367, FIAT-HITACHI, SENNEBOGEN 3528013331, DRESSER-FURUKAWA 3150627R1, HYUNDAI 81EL-25030, VOLVO 14044062, JOHN DEERE-CAMECO CB01419006, JOHN DEERE T45097, LARSEN & TOUBRO V20134541, CNH-FIAT NEW HOLLAND 71401387, HYUNDAI 81E6-37030, A.B.G. 21076294, VOLVO 9112-12001, FH150, POCLAIN-CASE POCLAIN ZKI134536, CATERPILLAR 5W9828, JOHN DEERE CQ09338, VARIOUS 571009, JCB JNA0086, MECALAC 5230071, INGERSOLL RAND 56965270, JCB 200/61801, VOLVO 44062, LANDINI MASSEY FERGUSON 2961659M1, EURODAEWOO 9121-6005D11, E.W.K. 501518401, LANDINI MASSEY FERGUSON 2979125M1, VPI V1M1408, CNH-FIAT NEW HOLLAND 579383, CATERPILLAR 1M1408, LANDINI MASSEY FERGUSON N1926, LIEBHERR 4129303, VOLVO 044062, MAIT 2175047, JCB JNA0358, DAEWOO 9121-7004, SIMIT 45482379, REEDRILL V005767, LIEBHERR 7001439, BENATI 2001075, LIEBHERR 4174947, KOMATSU 131437, POCLAIN-CASE POCLAIN PK134536, DRESSER-FURUKAWA 1254381H1, DRESSER 616209C1, LANDINI MASSEY FERGUSON 1430747M1, ITM D01060C0N17, BERCO CR1250, POCLAIN-CASE POCLAIN P2434592V, BERCO CR1250B, LIEBHERR 4253411, MAIT 2904108, Excavator, LANDINI MASSEY FERGUSON 392826X1, BENATI 2001015, LANDINI MASSEY FERGUSON 2928706M1, DRESSER 311347R2, LIEBHERR 7402313, CNH-FIAT NEW HOLLAND 4982173, GAMBETTI-BARRE M175903002, CNH-FIAT NEW HOLLAND 79009851, VERMEER 1181230011
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
ITM D01060C0N17, VPI V1M1408, JOHN DEERE T45097, LANDINI MASSEY FERGUSON 2961659M1, BERCO CR1250B, LANDINI MASSEY FERGUSON 2928706M1, POCLAIN-CASE POCLAIN V2434592, CNH-FIAT NEW HOLLAND 579383, DAEWOO K1043367, LIEBHERR 7402313, POCLAIN-CASE POCLAIN P2434592V, MAIT 2904108, POCLAIN-CASE POCLAIN PK134536, VOLVO 44062, POCLAIN-CASE POCLAIN ZKI134536, HANOMAG 2979125M, DRESSER-FURUKAWA 1254381H1, BENATI 2001075, LIEBHERR 4129303, TELCO-TATA 9TD01583/3, DAEWOO 9121-6005, VOLVO 14044062, BERCO CR1250, DRESSER 311347R2, LANDINI MASSEY FERGUSON 1430747M1, FH150, TELCO-TATA TD01119/04, LANDINI MASSEY FERGUSON N1926, DAEWOO 2121-6014, GAMBETTI-BARRE M175903002, MECALAC 5230071, WIRTGEN 43499, REEDRILL V005767, E.W.K. 501518401, TELCO-TATA 9TD01119/04, DRESSER-FURUKAWA 3150627R1, EURODAEWOO 9121-6005D11, VERMEER 1181230011, CASE R25688, TELCO-TATA TD01583/3, INGERSOLL RAND 57700858, VOLVO 020005225990, VOLVO 14526392, JCB JNA0086, FIAT-HITACHI, LARSEN & TOUBRO V20134541, LIEBHERR 7001439, JOHN DEERE CQ09338, DRESSER 260714R1, CATERPILLAR 1M1408, CNH-FIAT NEW HOLLAND 79009851, LIEBHERR 4122664, POCLAIN-CASE POCLAIN K0134536, JCB 200/61801, CNH-FIAT NEW HOLLAND 4982173, LIEBHERR 4982173, Piulita, KOMATSU 00131437, LIEBHERR 7001334, EXTEC VCR1250, HYUNDAI 81EL-25030, VOLVO 044062, LIEBHERR 4174947, LANDINI MASSEY FERGUSON 392826X1, A.B.G. 21076294, CNH-FIAT NEW HOLLAND 71401387, HYUNDAI 81E6-37030, SIMIT 45482379, CNH-FIAT NEW HOLLAND 79004490, Excavator, KOMATSU 131437, VOLVO 9112-12001, C.M.W-(CHARLES-MACHINES) 107-364, CATERPILLAR 5W9828, SAMSUNG-H.I. 9112-01201, BENATI 2001015, SENNEBOGEN 3528013331, VOLVO SA9112-12001, JOHN DEERE T43322, JCB JNA0358, DRESSER 616209C1, LIEBHERR 4111100, MAIT 2175047, VARIOUS 571009, LIEBHERR 4253411, JOHN DEERE-CAMECO CB01419006, ATLAS-TEREX 0362007, LANDINI MASSEY FERGUSON 2979125M1, DAEWOO 9121-7004, INGERSOLL RAND 56965270