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 K0134536, DAEWOO K1043367, ITM D01060C0N17, JOHN DEERE CQ09338, CATERPILLAR 5W9828, LIEBHERR 7001439, VOLVO 44062, TELCO-TATA 9TD01119/04, LANDINI MASSEY FERGUSON 392826X1, LARSEN & TOUBRO V20134541, ATLAS-TEREX 0362007, HANOMAG 2979125M, REEDRILL V005767, CNH-FIAT NEW HOLLAND 79009851, LIEBHERR 7001334, TELCO-TATA TD01583/3, LIEBHERR 4253411, POCLAIN-CASE POCLAIN PK134536, Piulita, WIRTGEN 43499, LANDINI MASSEY FERGUSON 1430747M1, DRESSER-FURUKAWA 1254381H1, LANDINI MASSEY FERGUSON 2961659M1, E.W.K. 501518401, CATERPILLAR, CNH-FIAT NEW HOLLAND 79004490, LIEBHERR 7402313, TELCO-TATA 9TD01583/3, VPI V1M1408, BERCO CR1250B, JOHN DEERE T43322, CASE R25688, VOLVO 9112-12001, JCB 200/61801, VOLVO 020005225990, DAEWOO 9121-6005, JCB JNA0358, EURODAEWOO 9121-6005D11, VOLVO 044062, LIEBHERR 4129303, EXTEC VCR1250, POCLAIN-CASE POCLAIN V2434592, DRESSER-FURUKAWA 3150627R1, KOMATSU 131437, VOLVO SA9112-12001, 312D2L, CNH-FIAT NEW HOLLAND 4982173, VERMEER 1181230011, MAIT 2904108, DAEWOO 9121-7004, DRESSER 260714R1, KOMATSU 00131437, JOHN DEERE T45097, VARIOUS 571009, LANDINI MASSEY FERGUSON 2928706M1, A.B.G. 21076294, SIMIT 45482379, INGERSOLL RAND 57700858, Excavator, GAMBETTI-BARRE M175903002, HYUNDAI 81EL-25030, DAEWOO 2121-6014, DRESSER 616209C1, CNH-FIAT NEW HOLLAND 579383, SAMSUNG-H.I. 9112-01201, CNH-FIAT NEW HOLLAND 71401387, LIEBHERR 4122664, C.M.W-(CHARLES-MACHINES) 107-364, SENNEBOGEN 3528013331, LIEBHERR 4111100, BENATI 2001015, LANDINI MASSEY FERGUSON 2979125M1, LIEBHERR 4174947, HYUNDAI 81E6-37030, LIEBHERR 4982173, BENATI 2001075, POCLAIN-CASE POCLAIN P2434592V, POCLAIN-CASE POCLAIN ZKI134536, MAIT 2175047, JOHN DEERE-CAMECO CB01419006, LANDINI MASSEY FERGUSON N1926, JCB JNA0086, VOLVO 14526392, MECALAC 5230071, CATERPILLAR 1M1408, DRESSER 311347R2, VOLVO 14044062, INGERSOLL RAND 56965270, BERCO CR1250, TELCO-TATA TD01119/04
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
VOLVO 020005225990, DRESSER-FURUKAWA 1254381H1, INGERSOLL RAND 57700858, SAMSUNG-H.I. 9112-01201, VOLVO 44062, LIEBHERR 4122664, JCB JNA0086, HYUNDAI 81E6-37030, CATERPILLAR, CATERPILLAR 5W9828, LIEBHERR 7001439, POCLAIN-CASE POCLAIN P2434592V, DRESSER 260714R1, 312D2L, TELCO-TATA TD01119/04, SENNEBOGEN 3528013331, LIEBHERR 7001334, HANOMAG 2979125M, LIEBHERR 4253411, VOLVO 14526392, CNH-FIAT NEW HOLLAND 79004490, CNH-FIAT NEW HOLLAND 71401387, Piulita, E.W.K. 501518401, DRESSER 616209C1, GAMBETTI-BARRE M175903002, EURODAEWOO 9121-6005D11, REEDRILL V005767, DRESSER 311347R2, JOHN DEERE-CAMECO CB01419006, BERCO CR1250B, MAIT 2175047, VERMEER 1181230011, INGERSOLL RAND 56965270, JOHN DEERE CQ09338, TELCO-TATA TD01583/3, LANDINI MASSEY FERGUSON 1430747M1, LIEBHERR 4174947, MAIT 2904108, LIEBHERR 4982173, LIEBHERR 4129303, ATLAS-TEREX 0362007, VOLVO 044062, DAEWOO 9121-7004, POCLAIN-CASE POCLAIN ZKI134536, VPI V1M1408, JOHN DEERE T43322, CATERPILLAR 1M1408, DAEWOO K1043367, CNH-FIAT NEW HOLLAND 79009851, LARSEN & TOUBRO V20134541, LIEBHERR 7402313, JCB JNA0358, CNH-FIAT NEW HOLLAND 4982173, VOLVO 14044062, SIMIT 45482379, BENATI 2001015, LIEBHERR 4111100, BENATI 2001075, KOMATSU 00131437, LANDINI MASSEY FERGUSON 2928706M1, DAEWOO 9121-6005, ITM D01060C0N17, DRESSER-FURUKAWA 3150627R1, LANDINI MASSEY FERGUSON 392826X1, BERCO CR1250, JCB 200/61801, C.M.W-(CHARLES-MACHINES) 107-364, VOLVO 9112-12001, EXTEC VCR1250, VOLVO SA9112-12001, MECALAC 5230071, POCLAIN-CASE POCLAIN PK134536, POCLAIN-CASE POCLAIN V2434592, KOMATSU 131437, TELCO-TATA 9TD01583/3, LANDINI MASSEY FERGUSON 2979125M1, JOHN DEERE T45097, DAEWOO 2121-6014, WIRTGEN 43499, LANDINI MASSEY FERGUSON N1926, POCLAIN-CASE POCLAIN K0134536, VARIOUS 571009, CASE R25688, Excavator, A.B.G. 21076294, LANDINI MASSEY FERGUSON 2961659M1, HYUNDAI 81EL-25030, CNH-FIAT NEW HOLLAND 579383, TELCO-TATA 9TD01119/04