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
LANDINI MASSEY FERGUSON 1421302M1, CASE R17415, VPI V7K2017, DRESSER-FURUKAWA 3031169R1, HANOMAG 2971208M1, EXTEC VCR1968, LIEBHERR 4202014, HYUNDAI 81E6-2054, POCLAIN-CASE POCLAIN ZKI134514, ITM D04700A0N17, POCLAIN-CASE POCLAIN W2534593, LIEBHERR 4129300, LANDINI MASSEY FERGUSON 3031169R3, CNH-FIAT NEW HOLLAND 573905, Piulita, DRESSER 261968R1, FUCHS 3600986022, CASE R43173, DEUTZ 2361577, POCLAIN-CASE POCLAIN L134514, BERCO CR1968, CNH-FIAT NEW HOLLAND 79012421, RICHIER 508562901, KOMATSU UTILITY 820510441, ATLAS-TEREX 0359762, DRESSER 616200C1, POCLAIN-CASE POCLAIN L0134514, R912LC, JOHN DEERE T126932, HANOMAG 2971208M, Excavator, VOLVO 14016546, WIRTGEN 37825, CATERPILLAR 5W4022, POCLAIN-CASE POCLAIN W2434593, VOLVO 020005226035, HANOMAG 1444855X1, O-&-K-TEREX 0038240, BERCO IN1319, SENNEBOGEN 3528017650, CASE R57375, BAUER 10097, LIEBHERR, HANOMAG 2928578M1
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
FUCHS 3600986022, POCLAIN-CASE POCLAIN W2534593, ATLAS-TEREX 0359762, BERCO IN1319, R912LC, POCLAIN-CASE POCLAIN L0134514, VPI V7K2017, LIEBHERR, DRESSER-FURUKAWA 3031169R1, JOHN DEERE T126932, HANOMAG 2928578M1, RICHIER 508562901, LANDINI MASSEY FERGUSON 3031169R3, HANOMAG 1444855X1, Piulita, BERCO CR1968, DEUTZ 2361577, LIEBHERR 4129300, POCLAIN-CASE POCLAIN L134514, POCLAIN-CASE POCLAIN W2434593, VOLVO 020005226035, HANOMAG 2971208M1, WIRTGEN 37825, CASE R17415, DRESSER 261968R1, CNH-FIAT NEW HOLLAND 573905, CASE R43173, CATERPILLAR 5W4022, HANOMAG 2971208M, CASE R57375, POCLAIN-CASE POCLAIN ZKI134514, HYUNDAI 81E6-2054, LIEBHERR 4202014, Excavator, SENNEBOGEN 3528017650, VOLVO 14016546, EXTEC VCR1968, ITM D04700A0N17, LANDINI MASSEY FERGUSON 1421302M1, DRESSER 616200C1, BAUER 10097, KOMATSU UTILITY 820510441, O-&-K-TEREX 0038240, CNH-FIAT NEW HOLLAND 79012421