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
CASE R25688, JOHN DEERE-CAMECO CB01419006, LIEBHERR 7001334, DAEWOO 9121-6005, POCLAIN-CASE POCLAIN K0134536, DRESSER 616209C1, DAEWOO K1043367, SAMSUNG-H.I. 9112-01201, POCLAIN-CASE POCLAIN PK134536, POCLAIN-CASE POCLAIN V2434592, JOHN DEERE T43322, LIEBHERR 4129303, BENATI 2001075, HYUNDAI 81EL-25030, BENATI 2001015, LANDINI MASSEY FERGUSON 2928706M1, BERCO CR1250B, INGERSOLL RAND 56965270, JCB JNA0358, C.M.W-(CHARLES-MACHINES) 107-364, VPI V1M1408, E.W.K. 501518401, VOLVO 44062, LIEBHERR 7402313, DAEWOO 2121-6014, A.B.G. 21076294, LANDINI MASSEY FERGUSON 2961659M1, CNH-FIAT NEW HOLLAND 71401387, WIRTGEN 43499, DRESSER-FURUKAWA 1254381H1, VARIOUS 571009, MAIT 2175047, CATERPILLAR 5W9828, POCLAIN-CASE POCLAIN ZKI134536, POCLAIN-CASE POCLAIN P2434592V, EXTEC VCR1250, LANDINI MASSEY FERGUSON 1430747M1, VOLVO 044062, Piulita, CNH-FIAT NEW HOLLAND 4982173, JOHN DEERE CQ09338, CNH-FIAT NEW HOLLAND 579383, ATLAS-TEREX 0362007, TELCO-TATA 9TD01119/04, GAMBETTI-BARRE M175903002, HANOMAG 2979125M, JOHN DEERE T45097, LIEBHERR 4174947, KOMATSU 131437, LIEBHERR 4253411, ITM D01060C0N17, HANOMAG, DRESSER 311347R2, JCB JNA0086, LANDINI MASSEY FERGUSON 2979125M1, CATERPILLAR 1M1408, VOLVO 9112-12001, REEDRILL V005767, Excavator, VERMEER 1181230011, TELCO-TATA TD01119/04, MAIT 2904108, DRESSER-FURUKAWA 3150627R1, JCB 200/61801, CNH-FIAT NEW HOLLAND 79004490, DAEWOO 9121-7004, SIMIT 45482379, INGERSOLL RAND 57700858, SENNEBOGEN 3528013331, TELCO-TATA TD01583/3, CNH-FIAT NEW HOLLAND 79009851, LIEBHERR 4111100, LANDINI MASSEY FERGUSON N1926, HYUNDAI 81E6-37030, VOLVO 020005225990, 201LC, LIEBHERR 7001439, LIEBHERR 4122664, VOLVO SA9112-12001, BERCO CR1250, MECALAC 5230071, VOLVO 14526392, VOLVO 14044062, DRESSER 260714R1, EURODAEWOO 9121-6005D11, LARSEN & TOUBRO V20134541, LIEBHERR 4982173, KOMATSU 00131437, TELCO-TATA 9TD01583/3, LANDINI MASSEY FERGUSON 392826X1
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
INGERSOLL RAND 56965270, MAIT 2175047, EXTEC VCR1250, CNH-FIAT NEW HOLLAND 79009851, CNH-FIAT NEW HOLLAND 71401387, LARSEN & TOUBRO V20134541, HANOMAG 2979125M, WIRTGEN 43499, E.W.K. 501518401, SIMIT 45482379, KOMATSU 131437, CATERPILLAR 1M1408, TELCO-TATA 9TD01119/04, VOLVO 44062, CASE R25688, C.M.W-(CHARLES-MACHINES) 107-364, LANDINI MASSEY FERGUSON N1926, JCB JNA0358, LANDINI MASSEY FERGUSON 2961659M1, 201LC, VARIOUS 571009, LIEBHERR 4253411, HANOMAG, Excavator, JOHN DEERE CQ09338, BENATI 2001015, CATERPILLAR 5W9828, BERCO CR1250B, DRESSER 260714R1, DRESSER 616209C1, LIEBHERR 4174947, JCB 200/61801, LANDINI MASSEY FERGUSON 2928706M1, Piulita, LIEBHERR 7001439, DAEWOO 2121-6014, ATLAS-TEREX 0362007, BENATI 2001075, POCLAIN-CASE POCLAIN V2434592, REEDRILL V005767, INGERSOLL RAND 57700858, TELCO-TATA TD01583/3, LIEBHERR 4122664, LIEBHERR 4129303, BERCO CR1250, CNH-FIAT NEW HOLLAND 79004490, POCLAIN-CASE POCLAIN PK134536, HYUNDAI 81EL-25030, LIEBHERR 4982173, DAEWOO 9121-6005, JOHN DEERE-CAMECO CB01419006, POCLAIN-CASE POCLAIN P2434592V, VOLVO 14044062, LIEBHERR 7001334, DRESSER-FURUKAWA 3150627R1, VOLVO 044062, DRESSER-FURUKAWA 1254381H1, VOLVO 020005225990, EURODAEWOO 9121-6005D11, CNH-FIAT NEW HOLLAND 579383, TELCO-TATA TD01119/04, LANDINI MASSEY FERGUSON 392826X1, LANDINI MASSEY FERGUSON 2979125M1, MECALAC 5230071, MAIT 2904108, VERMEER 1181230011, JOHN DEERE T45097, JCB JNA0086, VOLVO SA9112-12001, A.B.G. 21076294, DAEWOO K1043367, TELCO-TATA 9TD01583/3, LIEBHERR 4111100, VPI V1M1408, SENNEBOGEN 3528013331, VOLVO 9112-12001, POCLAIN-CASE POCLAIN K0134536, KOMATSU 00131437, POCLAIN-CASE POCLAIN ZKI134536, LANDINI MASSEY FERGUSON 1430747M1, VOLVO 14526392, CNH-FIAT NEW HOLLAND 4982173, JOHN DEERE T43322, ITM D01060C0N17, DRESSER 311347R2, SAMSUNG-H.I. 9112-01201, HYUNDAI 81E6-37030, DAEWOO 9121-7004, GAMBETTI-BARRE M175903002, LIEBHERR 7402313