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
76W-2476-UP, LIEBHERR 4157879, E.W.K. 501518501, GAMBETTI-BARRE M175903001, CATERPILLAR, INGERSOLL RAND 57700866, DRESSER 1254380H1, BERCO CR1251, JOHN DEERE-CAMECO CB01419009, MAIT 2175046, JOHN DEERE T121478, SENNEBOGEN 013343, CNH-FIAT NEW HOLLAND 79031606, MAIT 2901221, POCLAIN-CASE POCLAIN W0033071, DRESSER-FURUKAWA 319325231R1, LANDINI MASSEY FERGUSON 4906550M1, Surub papuc, LANDINI MASSEY FERGUSON 2979124M1, HANOMAG 2979124M, INGERSOLL RAND 57407405, A.B.G. 21076286, LANDINI MASSEY FERGUSON 3089873M1, LIEBHERR 4091100, LIEBHERR 4982171, DRESSER-FURUKAWA 3193523R1, CATERPILLAR 5H8756, LIEBHERR 4097515, INGERSOLL RAND 56965262, LIEBHERR 4253410, CATERPILLAR 7H3597, D4E, TELCO-TATA 9TD01583/2, CNH-FIAT NEW HOLLAND 4982171, JOHN DEERE CQ09337, BERCO CR1251A, LANDINI MASSEY FERGUSON 2928705M1, CASE 295318A1, VARIOUS 571008, EXTEC VCR1251, TELCO-TATA TD01583/2, HYUNDAI 81EL-25020, ITM D04100A0N15, BENATI 2001074, LIEBHERR 7001485, C.M.W-(CHARLES-MACHINES) 107-365, JOHN DEERE T45096, LANDINI MASSEY FERGUSON 1430746M1, Buldozer, CATERPILLAR 5W9827, TELCO-TATA TD01119/03, JOHN DEERE T43323, TELCO-TATA 9TD01119/03, VOLVO 16545, VOLVO 14016545, CNH-FIAT NEW HOLLAND 79004489, REEDRILL V005766, VOLVO 18065840, LANDINI MASSEY FERGUSON 2979939M1, JCB JNA0295, VERMEER 118120001, VPI V7H3597, LANDINI MASSEY FERGUSON 2979121M1, SIMIT 45482377, JCB JNA0362
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 T45096, CATERPILLAR 7H3597, LANDINI MASSEY FERGUSON 2979939M1, CATERPILLAR, HYUNDAI 81EL-25020, VOLVO 16545, DRESSER 1254380H1, CASE 295318A1, D4E, SIMIT 45482377, ITM D04100A0N15, JOHN DEERE T43323, LANDINI MASSEY FERGUSON 2979124M1, INGERSOLL RAND 56965262, CATERPILLAR 5H8756, BERCO CR1251A, DRESSER-FURUKAWA 319325231R1, MAIT 2175046, INGERSOLL RAND 57407405, JOHN DEERE-CAMECO CB01419009, DRESSER-FURUKAWA 3193523R1, MAIT 2901221, VARIOUS 571008, TELCO-TATA TD01119/03, LANDINI MASSEY FERGUSON 1430746M1, Buldozer, Surub papuc, SENNEBOGEN 013343, CNH-FIAT NEW HOLLAND 79004489, CNH-FIAT NEW HOLLAND 4982171, BENATI 2001074, JCB JNA0362, TELCO-TATA 9TD01583/2, E.W.K. 501518501, LIEBHERR 4097515, BERCO CR1251, LIEBHERR 7001485, A.B.G. 21076286, 76W-2476-UP, C.M.W-(CHARLES-MACHINES) 107-365, VERMEER 118120001, JOHN DEERE T121478, EXTEC VCR1251, REEDRILL V005766, INGERSOLL RAND 57700866, LANDINI MASSEY FERGUSON 4906550M1, POCLAIN-CASE POCLAIN W0033071, VOLVO 14016545, LIEBHERR 4982171, CATERPILLAR 5W9827, LANDINI MASSEY FERGUSON 2928705M1, TELCO-TATA 9TD01119/03, JCB JNA0295, VOLVO 18065840, LIEBHERR 4157879, JOHN DEERE CQ09337, GAMBETTI-BARRE M175903001, LIEBHERR 4091100, CNH-FIAT NEW HOLLAND 79031606, VPI V7H3597, LANDINI MASSEY FERGUSON 2979121M1, LANDINI MASSEY FERGUSON 3089873M1, HANOMAG 2979124M, LIEBHERR 4253410, TELCO-TATA TD01583/2