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 4129300, ITM D04700A0N17, O-&-K-TEREX 0038240, BERCO IN1319, HANOMAG 2971208M1, CASE R57375, POCLAIN-CASE POCLAIN W2534593, Excavator, HANOMAG 2928578M1, VOLVO 020005226035, JOHN DEERE T126932, POCLAIN-CASE POCLAIN L0134514, LIEBHERR 4202014, POCLAIN-CASE POCLAIN ZKI134514, CNH-FIAT NEW HOLLAND 573905, DEUTZ 2361577, EXTEC VCR1968, BAUER 10097, VPI V7K2017, RICHIER 508562901, WIRTGEN 37825, ATLAS-TEREX, Piulita, POCLAIN-CASE POCLAIN L134514, CASE R17415, SENNEBOGEN 3528017650, 6809, LANDINI MASSEY FERGUSON 1421302M1, VOLVO 14016546, KOMATSU UTILITY 820510441, CNH-FIAT NEW HOLLAND 79012421, HYUNDAI 81E6-2054, LANDINI MASSEY FERGUSON 3031169R3, DRESSER-FURUKAWA 3031169R1, HANOMAG 1444855X1, BERCO CR1968, 1500, ATLAS-TEREX 0359762, FUCHS 3600986022, HANOMAG 2971208M, DRESSER 616200C1, POCLAIN-CASE POCLAIN W2434593, CATERPILLAR 5W4022, CASE R43173, DRESSER 261968R1
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
CASE R17415, 1500, HANOMAG 1444855X1, ATLAS-TEREX 0359762, RICHIER 508562901, POCLAIN-CASE POCLAIN L0134514, 6809, DRESSER 616200C1, SENNEBOGEN 3528017650, ATLAS-TEREX, POCLAIN-CASE POCLAIN ZKI134514, EXTEC VCR1968, VPI V7K2017, POCLAIN-CASE POCLAIN L134514, O-&-K-TEREX 0038240, VOLVO 14016546, LANDINI MASSEY FERGUSON 3031169R3, CASE R43173, JOHN DEERE T126932, HYUNDAI 81E6-2054, LIEBHERR 4202014, BAUER 10097, HANOMAG 2971208M1, DEUTZ 2361577, LIEBHERR 4129300, HANOMAG 2928578M1, POCLAIN-CASE POCLAIN W2434593, LANDINI MASSEY FERGUSON 1421302M1, KOMATSU UTILITY 820510441, CNH-FIAT NEW HOLLAND 79012421, WIRTGEN 37825, Excavator, VOLVO 020005226035, BERCO CR1968, POCLAIN-CASE POCLAIN W2534593, CATERPILLAR 5W4022, FUCHS 3600986022, DRESSER-FURUKAWA 3031169R1, CNH-FIAT NEW HOLLAND 573905, ITM D04700A0N17, CASE R57375, Piulita, BERCO IN1319, DRESSER 261968R1, HANOMAG 2971208M