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
ATLAS-TEREX 3619310, BERCO PC377D, COSMOTER 817800035, HYMAC 4468028, CASAGRANDE 95505025, SENNEBOGEN 2425017605, RICHIER 308512523, ITM A1404000M00, FUCHS 3600161042, CATERPILLAR 7T6395, BROYT NK7361041, DAEWOO 2270-6040, BERCO LH351C, HANOMAG 3084573M91, DAEWOO 2270-9403, RICHIER 484310411, HANOMAG 2997110M1, REEDRILL V005642, BENATI 2101081, ITM A21900A0S00, HANOMAG 2934983M91, RICHIER 308562530, ROCK-EXCAVATORS 00705, CATERPILLAR 7Z4838, BERCO LH351, BENATI 2101041, FIAT-HITACHI 45020336, O.M. (CRUSHER) 274040400001, HANOMAG 4907442M91, HITACHI 9616354, E.W.K. 535011702, ATLAS-TEREX 465385, CATERPILLAR 5W4144, LIEBHERR 5009091, BERCO PC377, MX132LC, LIEBHERR 5601365, LARSEN & TOUBRO L20242356, CATERPILLAR 8E7494, JOHN DEERE AT38206, DAEWOO 9270-6005, MAIT 2175017, CATERPILLAR 7K7085, HARNISCHFEGER 13U22, POCLAIN-CASE POCLAIN H0242335, VPI VPC377V, CASAGRANDE 95505001, ITM AX1900A0Y00, LARSEN & TOUBRO J20342312, LIEBHERR 5209289, Rola cu 1 flansa, VOLVO 020005170005, VOLVO 43991, LIEBHERR 5209287, HYMAC 4468039, POCLAIN-CASE POCLAIN S1642331, DRESSER-FURUKAWA 3380337H91, ROCK-EXCAVATORS 1002.01067.00, PRIESTMAN 234756, PMI 960302, TESMEC T00-2600-022, BANTAM-KOEHRING 3018.43234, VOLVO 14043991, BAUER 262612, JCB 208/32100, ROCK-EXCAVATORS 1002.00705.00, SCHAEFF 5382660369, FAI 820220013, CNH-FIAT NEW HOLLAND 152101021, PMI 960006, HITACHI 9402810, HYMAC 446B8023, EURODAEWOO 9270-6013, HYUNDAI 81E6-2002BG, REEDRILL 45834, INGERSOLL RAND 70559786, INGERSOLL RAND 57695629, HINOWA 15167700, INGERSOLL RAND 56800121, WESERHUTTE E83467, DROTT 214642, DRESSER-FURUKAWA 1230112H91, RICHIER 484309164, DROTT S227591, BERCO PC377A, DAEWOO 9270-6013, CASE S227591, RICHIER 308572503, JCB 213/66800, LIEBHERR 5004917, POCLAIN-CASE POCLAIN B1042338, POCLAIN-CASE POCLAIN S0842322, CASAGRANDE 95505017, HYUNDAI 81E6-2002, SAMSUNG-H.I., EDER 60.9414, Excavator, CASE S243774, SENNEBOGEN 017605, LIEBHERR 5009539
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
WESERHUTTE E83467, BERCO LH351, PRIESTMAN 234756, DRESSER-FURUKAWA 1230112H91, ROCK-EXCAVATORS 1002.01067.00, BENATI 2101041, SENNEBOGEN 017605, INGERSOLL RAND 70559786, HITACHI 9616354, HINOWA 15167700, INGERSOLL RAND 57695629, CASE S243774, HYMAC 4468028, Rola cu 1 flansa, E.W.K. 535011702, BANTAM-KOEHRING 3018.43234, PMI 960006, VOLVO 14043991, BENATI 2101081, SCHAEFF 5382660369, LARSEN & TOUBRO L20242356, POCLAIN-CASE POCLAIN B1042338, CATERPILLAR 7Z4838, BERCO PC377D, HANOMAG 2934983M91, RICHIER 308572503, JOHN DEERE AT38206, BERCO PC377A, FIAT-HITACHI 45020336, RICHIER 484310411, LIEBHERR 5004917, DRESSER-FURUKAWA 3380337H91, JCB 213/66800, CASAGRANDE 95505017, VOLVO 020005170005, VOLVO 43991, LIEBHERR 5009539, HYMAC 4468039, CATERPILLAR 5W4144, BERCO PC377, SENNEBOGEN 2425017605, JCB 208/32100, BERCO LH351C, HYMAC 446B8023, CATERPILLAR 8E7494, FUCHS 3600161042, HANOMAG 3084573M91, LIEBHERR 5009091, DROTT 214642, DAEWOO 2270-6040, VPI VPC377V, POCLAIN-CASE POCLAIN H0242335, Excavator, POCLAIN-CASE POCLAIN S1642331, REEDRILL 45834, ATLAS-TEREX 3619310, DAEWOO 9270-6005, EDER 60.9414, BROYT NK7361041, MAIT 2175017, HANOMAG 2997110M1, HITACHI 9402810, REEDRILL V005642, PMI 960302, ITM A21900A0S00, LIEBHERR 5209289, POCLAIN-CASE POCLAIN S0842322, CATERPILLAR 7K7085, MX132LC, CASAGRANDE 95505001, ATLAS-TEREX 465385, CATERPILLAR 7T6395, ITM AX1900A0Y00, DAEWOO 2270-9403, HYUNDAI 81E6-2002BG, ROCK-EXCAVATORS 1002.00705.00, CASAGRANDE 95505025, DAEWOO 9270-6013, HARNISCHFEGER 13U22, INGERSOLL RAND 56800121, BAUER 262612, LARSEN & TOUBRO J20342312, ROCK-EXCAVATORS 00705, FAI 820220013, LIEBHERR 5601365, CASE S227591, TESMEC T00-2600-022, CNH-FIAT NEW HOLLAND 152101021, SAMSUNG-H.I., HANOMAG 4907442M91, EURODAEWOO 9270-6013, O.M. (CRUSHER) 274040400001, RICHIER 308512523, HYUNDAI 81E6-2002, RICHIER 308562530, ITM A1404000M00, DROTT S227591, RICHIER 484309164, COSMOTER 817800035, LIEBHERR 5209287