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
DRESSER 311347R2, KOMATSU 131437, Piulita, JCB JNA0086, DAEWOO 9121-6005, VOLVO 020005225990, LARSEN & TOUBRO V20134541, HANOMAG 2979125M, BERCO CR1250, C.M.W-(CHARLES-MACHINES) 107-364, DAEWOO 9121-7004, R912HD, TELCO-TATA TD01119/04, POCLAIN-CASE POCLAIN PK134536, ITM D01060C0N17, LANDINI MASSEY FERGUSON 2961659M1, LIEBHERR 7001334, CNH-FIAT NEW HOLLAND 579383, JOHN DEERE-CAMECO CB01419006, LIEBHERR 4253411, DRESSER-FURUKAWA 1254381H1, INGERSOLL RAND 56965270, DRESSER-FURUKAWA 3150627R1, CNH-FIAT NEW HOLLAND 79004490, VOLVO 14526392, BENATI 2001015, INGERSOLL RAND 57700858, POCLAIN-CASE POCLAIN K0134536, EURODAEWOO 9121-6005D11, VOLVO SA9112-12001, GAMBETTI-BARRE M175903002, TELCO-TATA TD01583/3, VOLVO 9112-12001, BERCO CR1250B, CATERPILLAR 1M1408, VOLVO 044062, SENNEBOGEN 3528013331, LIEBHERR 4174947, KOMATSU 00131437, JOHN DEERE T45097, CNH-FIAT NEW HOLLAND 79009851, DRESSER 616209C1, POCLAIN-CASE POCLAIN P2434592V, JOHN DEERE CQ09338, REEDRILL V005767, LANDINI MASSEY FERGUSON 1430747M1, LIEBHERR 4129303, A.B.G. 21076294, LANDINI MASSEY FERGUSON 2979125M1, JCB 200/61801, VOLVO 14044062, BENATI 2001075, 3001-UP, WIRTGEN 43499, TELCO-TATA 9TD01119/04, HYUNDAI 81EL-25030, CATERPILLAR 5W9828, LANDINI MASSEY FERGUSON N1926, MAIT 2904108, E.W.K. 501518401, LIEBHERR 7402313, TELCO-TATA 9TD01583/3, CNH-FIAT NEW HOLLAND 71401387, LIEBHERR 4122664, LIEBHERR, LANDINI MASSEY FERGUSON 392826X1, MECALAC 5230071, MAIT 2175047, CNH-FIAT NEW HOLLAND 4982173, CASE R25688, LIEBHERR 4982173, VERMEER 1181230011, DRESSER 260714R1, VPI V1M1408, LIEBHERR 4111100, DAEWOO 2121-6014, Excavator, JCB JNA0358, JOHN DEERE T43322, SIMIT 45482379, EXTEC VCR1250, HYUNDAI 81E6-37030, LIEBHERR 7001439, POCLAIN-CASE POCLAIN V2434592, VOLVO 44062, LANDINI MASSEY FERGUSON 2928706M1, SAMSUNG-H.I. 9112-01201, POCLAIN-CASE POCLAIN ZKI134536, VARIOUS 571009, ATLAS-TEREX 0362007, DAEWOO K1043367
Noul buldozer dispune de un motor de 634 kW (850 de cai), de lame ce se pot deplasa până la 43,6 mᵌ și constructorii indică o greutate de serviciu de ceva mai mult de 112 de tone. Noua motorizare permite modelului să răspundă exigențelor normelor americane Tier 4 al EPA. Emisiile de oxid de azot în
INGERSOLL RAND 56965270, LIEBHERR 4253411, TELCO-TATA TD01119/04, VOLVO 14044062, DRESSER 616209C1, VARIOUS 571009, LIEBHERR, EXTEC VCR1250, LANDINI MASSEY FERGUSON 2979125M1, POCLAIN-CASE POCLAIN PK134536, JCB 200/61801, VERMEER 1181230011, LANDINI MASSEY FERGUSON 2928706M1, SENNEBOGEN 3528013331, HANOMAG 2979125M, KOMATSU 131437, DRESSER 311347R2, POCLAIN-CASE POCLAIN ZKI134536, VOLVO 44062, CNH-FIAT NEW HOLLAND 79009851, CATERPILLAR 1M1408, ATLAS-TEREX 0362007, JCB JNA0086, VOLVO 044062, POCLAIN-CASE POCLAIN K0134536, REEDRILL V005767, E.W.K. 501518401, MAIT 2175047, LIEBHERR 4982173, SAMSUNG-H.I. 9112-01201, EURODAEWOO 9121-6005D11, LANDINI MASSEY FERGUSON 2961659M1, BERCO CR1250B, LANDINI MASSEY FERGUSON 1430747M1, 3001-UP, POCLAIN-CASE POCLAIN P2434592V, CNH-FIAT NEW HOLLAND 79004490, JOHN DEERE CQ09338, CNH-FIAT NEW HOLLAND 71401387, BENATI 2001015, HYUNDAI 81EL-25030, DRESSER-FURUKAWA 3150627R1, DAEWOO 2121-6014, JOHN DEERE-CAMECO CB01419006, DAEWOO K1043367, KOMATSU 00131437, DRESSER-FURUKAWA 1254381H1, DAEWOO 9121-7004, BERCO CR1250, Excavator, C.M.W-(CHARLES-MACHINES) 107-364, LARSEN & TOUBRO V20134541, LIEBHERR 4111100, LIEBHERR 7001334, GAMBETTI-BARRE M175903002, POCLAIN-CASE POCLAIN V2434592, SIMIT 45482379, JOHN DEERE T43322, WIRTGEN 43499, TELCO-TATA 9TD01583/3, TELCO-TATA TD01583/3, VOLVO 020005225990, HYUNDAI 81E6-37030, LIEBHERR 4129303, CNH-FIAT NEW HOLLAND 579383, LIEBHERR 7001439, Piulita, DRESSER 260714R1, JOHN DEERE T45097, LIEBHERR 4122664, LANDINI MASSEY FERGUSON N1926, LIEBHERR 7402313, CATERPILLAR 5W9828, VOLVO 9112-12001, INGERSOLL RAND 57700858, BENATI 2001075, MECALAC 5230071, VPI V1M1408, DAEWOO 9121-6005, VOLVO SA9112-12001, LANDINI MASSEY FERGUSON 392826X1, ITM D01060C0N17, JCB JNA0358, VOLVO 14526392, CNH-FIAT NEW HOLLAND 4982173, TELCO-TATA 9TD01119/04, MAIT 2904108, R912HD, LIEBHERR 4174947, A.B.G. 21076294, CASE R25688