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
JOHN DEERE T43322, DAEWOO 9121-6005, VOLVO 44062, JOHN DEERE T45097, CNH-FIAT NEW HOLLAND 4982173, POCLAIN-CASE POCLAIN, DRESSER-FURUKAWA 1254381H1, LARSEN & TOUBRO V20134541, LIEBHERR 4174947, CNH-FIAT NEW HOLLAND 79004490, POCLAIN-CASE POCLAIN V2434592, VOLVO 14526392, POCLAIN-CASE POCLAIN P2434592V, LANDINI MASSEY FERGUSON N1926, LIEBHERR 4122664, POCLAIN-CASE POCLAIN PK134536, VOLVO 044062, LANDINI MASSEY FERGUSON 2928706M1, HYUNDAI 81EL-25030, LIEBHERR 4129303, VPI V1M1408, MAIT 2904108, Excavator, MECALAC 5230071, ITM D01060C0N17, LIEBHERR 7402313, CNH-FIAT NEW HOLLAND 579383, EURODAEWOO 9121-6005D11, KOMATSU 00131437, DAEWOO 9121-7004, JOHN DEERE CQ09338, INGERSOLL RAND 57700858, CNH-FIAT NEW HOLLAND 79009851, TELCO-TATA TD01583/3, VOLVO 020005225990, C.M.W-(CHARLES-MACHINES) 107-364, JOHN DEERE-CAMECO CB01419006, DRESSER-FURUKAWA 3150627R1, VOLVO 14044062, POCLAIN-CASE POCLAIN K0134536, REEDRILL V005767, LIEBHERR 4111100, E.W.K. 501518401, JCB 200/61801, EXTEC VCR1250, MC100L, CASE R25688, BERCO CR1250B, VOLVO SA9112-12001, HANOMAG 2979125M, BENATI 2001075, JCB JNA0358, DRESSER 616209C1, WIRTGEN 43499, LANDINI MASSEY FERGUSON 2979125M1, CATERPILLAR 5W9828, DAEWOO K1043367, LANDINI MASSEY FERGUSON 392826X1, SAMSUNG-H.I. 9112-01201, BERCO CR1250, CATERPILLAR 1M1408, LANDINI MASSEY FERGUSON 1430747M1, KOMATSU 131437, POCLAIN-CASE POCLAIN ZKI134536, ATLAS-TEREX 0362007, GAMBETTI-BARRE M175903002, VARIOUS 571009, DAEWOO 2121-6014, SENNEBOGEN 3528013331, INGERSOLL RAND 56965270, LIEBHERR 7001439, Piulita, VOLVO 9112-12001, HYUNDAI 81E6-37030, VERMEER 1181230011, JCB JNA0086, LIEBHERR 7001334, LANDINI MASSEY FERGUSON 2961659M1, BENATI 2001015, LIEBHERR 4982173, CNH-FIAT NEW HOLLAND 71401387, TELCO-TATA 9TD01583/3, SIMIT 45482379, DRESSER 260714R1, TELCO-TATA 9TD01119/04, A.B.G. 21076294, LIEBHERR 4253411, DRESSER 311347R2, MAIT 2175047, TELCO-TATA TD01119/04
Noul model oferă performanţă şi productivitate, respectând în acelaşi timp normele legate de emisiile poluante. Sarcina sa utilă nominală este de 16 tone, cu o tonă mai mult decât cea a modelului 990H. Noile sale cupe, provenite de la seria Performance, au capacităţi cuprinse într
MC100L, DRESSER-FURUKAWA 1254381H1, E.W.K. 501518401, DAEWOO K1043367, LIEBHERR 4982173, BENATI 2001075, JOHN DEERE CQ09338, CNH-FIAT NEW HOLLAND 79004490, ITM D01060C0N17, TELCO-TATA 9TD01583/3, KOMATSU 00131437, VARIOUS 571009, POCLAIN-CASE POCLAIN V2434592, TELCO-TATA TD01119/04, INGERSOLL RAND 56965270, JOHN DEERE T43322, DRESSER 260714R1, LANDINI MASSEY FERGUSON 1430747M1, VOLVO 44062, GAMBETTI-BARRE M175903002, BERCO CR1250, VERMEER 1181230011, TELCO-TATA TD01583/3, DAEWOO 2121-6014, TELCO-TATA 9TD01119/04, VOLVO 14044062, DAEWOO 9121-7004, CNH-FIAT NEW HOLLAND 79009851, JOHN DEERE T45097, POCLAIN-CASE POCLAIN K0134536, VOLVO 020005225990, VOLVO 14526392, Piulita, POCLAIN-CASE POCLAIN P2434592V, LANDINI MASSEY FERGUSON 2928706M1, LIEBHERR 7001334, CNH-FIAT NEW HOLLAND 71401387, MECALAC 5230071, MAIT 2904108, VOLVO SA9112-12001, DRESSER 311347R2, C.M.W-(CHARLES-MACHINES) 107-364, WIRTGEN 43499, MAIT 2175047, DAEWOO 9121-6005, POCLAIN-CASE POCLAIN PK134536, A.B.G. 21076294, CNH-FIAT NEW HOLLAND 4982173, JCB 200/61801, EURODAEWOO 9121-6005D11, HYUNDAI 81E6-37030, LIEBHERR 4122664, HANOMAG 2979125M, LIEBHERR 4129303, POCLAIN-CASE POCLAIN, POCLAIN-CASE POCLAIN ZKI134536, Excavator, INGERSOLL RAND 57700858, REEDRILL V005767, LIEBHERR 4253411, BERCO CR1250B, CASE R25688, LANDINI MASSEY FERGUSON 2961659M1, SAMSUNG-H.I. 9112-01201, SIMIT 45482379, ATLAS-TEREX 0362007, VOLVO 9112-12001, LIEBHERR 4174947, VPI V1M1408, BENATI 2001015, LIEBHERR 7402313, EXTEC VCR1250, LIEBHERR 7001439, LARSEN & TOUBRO V20134541, CATERPILLAR 1M1408, CATERPILLAR 5W9828, DRESSER-FURUKAWA 3150627R1, JCB JNA0358, LIEBHERR 4111100, CNH-FIAT NEW HOLLAND 579383, VOLVO 044062, LANDINI MASSEY FERGUSON N1926, LANDINI MASSEY FERGUSON 2979125M1, LANDINI MASSEY FERGUSON 392826X1, DRESSER 616209C1, JCB JNA0086, HYUNDAI 81EL-25030, SENNEBOGEN 3528013331, JOHN DEERE-CAMECO CB01419006, KOMATSU 131437