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
ITM D04100A0N15, VOLVO 18065840, SENNEBOGEN 013343, LANDINI MASSEY FERGUSON 2979939M1, VERMEER 118120001, LIEBHERR 4157879, INGERSOLL RAND 57407405, Excavator, CNH-FIAT NEW HOLLAND 79004489, JOHN DEERE CQ09337, R941BLC, GAMBETTI-BARRE M175903001, LANDINI MASSEY FERGUSON 2928705M1, REEDRILL V005766, JOHN DEERE T45096, C.M.W-(CHARLES-MACHINES) 107-365, LIEBHERR 7001485, TELCO-TATA TD01119/03, LANDINI MASSEY FERGUSON 1430746M1, LANDINI MASSEY FERGUSON 4906550M1, BENATI 2001074, CNH-FIAT NEW HOLLAND 79031606, JOHN DEERE T43323, SIMIT 45482377, BERCO CR1251A, LANDINI MASSEY FERGUSON 2979121M1, JOHN DEERE T121478, INGERSOLL RAND 57700866, CATERPILLAR 7H3597, CASE 295318A1, EXTEC VCR1251, VPI V7H3597, LANDINI MASSEY FERGUSON 2979124M1, JCB JNA0362, LIEBHERR, DRESSER-FURUKAWA 319325231R1, MAIT 2175046, VOLVO 14016545, VARIOUS 571008, Surub papuc, LIEBHERR 4097515, BERCO CR1251, CATERPILLAR 5H8756, TELCO-TATA TD01583/2, DRESSER 1254380H1, LIEBHERR 4982171, JCB JNA0295, JOHN DEERE-CAMECO CB01419009, LIEBHERR 4091100, CNH-FIAT NEW HOLLAND 4982171, TELCO-TATA 9TD01119/03, LIEBHERR 4253410, HANOMAG 2979124M, VOLVO 16545, TELCO-TATA 9TD01583/2, HYUNDAI 81EL-25020, LANDINI MASSEY FERGUSON 3089873M1, CATERPILLAR 5W9827, E.W.K. 501518501, INGERSOLL RAND 56965262, POCLAIN-CASE POCLAIN W0033071, MAIT 2901221, DRESSER-FURUKAWA 3193523R1, A.B.G. 21076286
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
BERCO CR1251, JOHN DEERE T45096, LIEBHERR 4097515, GAMBETTI-BARRE M175903001, LANDINI MASSEY FERGUSON 4906550M1, LANDINI MASSEY FERGUSON 1430746M1, INGERSOLL RAND 57700866, LANDINI MASSEY FERGUSON 2928705M1, POCLAIN-CASE POCLAIN W0033071, Excavator, EXTEC VCR1251, VOLVO 14016545, C.M.W-(CHARLES-MACHINES) 107-365, JCB JNA0295, REEDRILL V005766, VPI V7H3597, HYUNDAI 81EL-25020, CATERPILLAR 5H8756, JOHN DEERE T43323, CNH-FIAT NEW HOLLAND 79031606, LANDINI MASSEY FERGUSON 3089873M1, JOHN DEERE-CAMECO CB01419009, CATERPILLAR 5W9827, ITM D04100A0N15, HANOMAG 2979124M, INGERSOLL RAND 57407405, DRESSER 1254380H1, MAIT 2175046, LANDINI MASSEY FERGUSON 2979124M1, MAIT 2901221, LANDINI MASSEY FERGUSON 2979121M1, CASE 295318A1, LIEBHERR 4982171, SENNEBOGEN 013343, CNH-FIAT NEW HOLLAND 4982171, TELCO-TATA 9TD01583/2, LIEBHERR 4157879, LANDINI MASSEY FERGUSON 2979939M1, LIEBHERR 4091100, BENATI 2001074, LIEBHERR 4253410, VOLVO 16545, TELCO-TATA TD01583/2, VOLVO 18065840, DRESSER-FURUKAWA 3193523R1, CNH-FIAT NEW HOLLAND 79004489, SIMIT 45482377, JOHN DEERE T121478, CATERPILLAR 7H3597, TELCO-TATA 9TD01119/03, DRESSER-FURUKAWA 319325231R1, VARIOUS 571008, JOHN DEERE CQ09337, JCB JNA0362, E.W.K. 501518501, INGERSOLL RAND 56965262, TELCO-TATA TD01119/03, Surub papuc, BERCO CR1251A, LIEBHERR, A.B.G. 21076286, R941BLC, VERMEER 118120001, LIEBHERR 7001485