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
LIEBHERR 7001688, CNH-FIAT NEW HOLLAND 87582723, BLOUNT 31001809, POCLAIN-CASE POCLAIN E0050018, JOHN DEERE, HANOMAG 2895890M1, HANOMAG 3254012M1, VARIOUS 571109, Piulita, ITM D0108000N17, POCLAIN-CASE POCLAIN V0234504, TELCO-TATA 9TD01089/4, 850B, SENNEBOGEN 2528018585, VOLVO 140440645, VOLVO 14044064, O-&-K-TEREX 42452, DRESSER-FURUKAWA 3194591R1, TELCO-TATA TD01120/04, POCLAIN-CASE POCLAIN V2334504, CATERPILLAR 1A4019, 7537, LIEBHERR 4130.246.16, SENNEBOGEN 018585, INGERSOLL RAND 56969264, LIEBHERR 4111000, TESMEC T00-2600-126, VPI V1S1860, Buldozer, BAUER 49335, POCLAIN-CASE POCLAIN ZKI234504, VOLVO 44064, CNH-FIAT NEW HOLLAND 76040850, CATERPILLAR 1S1860, CASE R29246, DRESSER 616226C1, HYUNDAI 81E7-0022, LARSEN & TOUBRO W20134542, KOMATSU 01803-E0202E, LIEBHERR 7003772, TELCO-TATA TD01089/4, BERCO CR1967, REEDRILL V007410
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
LIEBHERR 7001688, VPI V1S1860, 850B, POCLAIN-CASE POCLAIN E0050018, HANOMAG 2895890M1, BERCO CR1967, TESMEC T00-2600-126, LIEBHERR 4130.246.16, Piulita, INGERSOLL RAND 56969264, 7537, VOLVO 140440645, LARSEN & TOUBRO W20134542, CNH-FIAT NEW HOLLAND 87582723, CATERPILLAR 1A4019, TELCO-TATA 9TD01089/4, SENNEBOGEN 2528018585, REEDRILL V007410, CNH-FIAT NEW HOLLAND 76040850, POCLAIN-CASE POCLAIN ZKI234504, JOHN DEERE, LIEBHERR 4111000, DRESSER 616226C1, TELCO-TATA TD01089/4, KOMATSU 01803-E0202E, O-&-K-TEREX 42452, DRESSER-FURUKAWA 3194591R1, VOLVO 44064, SENNEBOGEN 018585, VOLVO 14044064, VARIOUS 571109, TELCO-TATA TD01120/04, HYUNDAI 81E7-0022, Buldozer, CASE R29246, POCLAIN-CASE POCLAIN V0234504, HANOMAG 3254012M1, ITM D0108000N17, BLOUNT 31001809, POCLAIN-CASE POCLAIN V2334504, CATERPILLAR 1S1860, LIEBHERR 7003772, BAUER 49335