{"id":457,"date":"2026-08-13T06:43:52","date_gmt":"2026-08-13T06:43:52","guid":{"rendered":"https:\/\/cnheavytrucks.com\/product\/howo-nx-6x4-tractor-truck\/"},"modified":"2026-09-08T00:38:28","modified_gmt":"2026-09-08T00:38:28","slug":"howo-nx-6x4-tractor-truck","status":"publish","type":"product","link":"https:\/\/cnheavytrucks.com\/th\/product\/howo-nx-6x4-tractor-truck\/","title":{"rendered":"SINOTRUK HOWO NX 6X4 Tractor Trucks"},"content":{"rendered":"
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Core Parameter Summary<\/h3>\n\n\n\n\n\n\n\n\n\n
Core Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
Drive Type<\/th>\n6\u00d74 Heavy-duty Dual Rear Axle Drive<\/td>\n<\/tr>\n
Overall Dimensions<\/th>\n6800\u20116990 \u00d7 2496 \u00d7 2958\u20113840 mm<\/td>\n<\/tr>\n
GVW<\/th>\n25000 kg<\/td>\n<\/tr>\n
Emission Standard<\/th>\nEuro 2 \/ Euro 3 \/ Euro 5<\/td>\n<\/tr>\n
Horsepower<\/th>\n371 \/ 380 \/ 400 \/ 430 \/ 460HP<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Standard Export Parameters<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Item<\/th>\nSpecification<\/th>\n<\/tr>\n<\/thead>\n
Brand Series<\/th>\nSINOTRUK HOWO NX<\/td>\n<\/tr>\n
Chassis Model<\/th>\nZZ4255N3446F1 (LHD) \/ ZZ4255N3446F1R (RHD)<\/td>\n<\/tr>\n
Drive Type<\/th>\n6\u00d74 Dual Rear Axle Drive, reinforced heavy-duty structure<\/td>\n<\/tr>\n
Wheelbase<\/th>\n3400+1350mm<\/td>\n<\/tr>\n
Curb Weight (Bare Chassis)<\/th>\n8800\u20119150 kg<\/td>\n<\/tr>\n
Max Speed<\/th>\n90km\/h<\/td>\n<\/tr>\n
Max Gradient<\/th>\n35%<\/td>\n<\/tr>\n
Minimum Ground Clearance<\/th>\n265\u2011272 mm<\/td>\n<\/tr>\n
Fuel Tank<\/th>\n400L aluminum alloy tank, optional 600L large capacity dual-chamber tank<\/td>\n<\/tr>\n
Engine<\/th>\n6-cylinder turbocharged intercooled diesel engine, multiple horsepower options, 371\/380HP for Euro 2; 400\/430\/460HP for Euro 3\/Euro 5, high torque and sufficient power reserve for heavy-duty operation<\/td>\n<\/tr>\n
Transmission<\/th>\nHW25712 12-speed manual gearbox (2 direct drive gears + 10 overdrive gears), AMT automatic transmission optional, stable transmission and fuel-efficient for long-distance highway operation<\/td>\n<\/tr>\n
Clutch<\/th>\n\u03a6430mm diaphragm spring dry clutch<\/td>\n<\/tr>\n
Axle Configuration<\/th>\n9.5T reinforced front axle + 16T double reduction dual rear axles, gear ratio 4.11\/4.77 optional, dedicated for mountainous, mining and long-distance heavy-load working conditions<\/td>\n<\/tr>\n
Steering System<\/th>\nHydraulic power steering, stable and flexible control under heavy load<\/td>\n<\/tr>\n
Brake System<\/th>\nDual-circuit air brake, spring parking brake, engine exhaust auxiliary brake, safe and reliable heavy-duty braking performance with short braking distance<\/td>\n<\/tr>\n
Tire Specification<\/th>\n315\/80R22.5 tubeless tires, 10 running tires + 1 spare tire<\/td>\n<\/tr>\n
Electrical System<\/th>\n24V electrical system, dual 12V batteries in series for stable power supply under complex heavy-load conditions<\/td>\n<\/tr>\n
Cab<\/th>\nNew NX H78L high-roof double-sleeper all-steel cab, compliant with ECE R29 safety rollover standard, equipped with four-point floating suspension system. Standard configuration: multi-directional adjustable air suspension driver seat, adjustable co-driver seat, 700mm widened sleeper, electric heating wide-angle rearview mirrors, power windows, automatic air conditioner, exterior sun visor, full-vehicle noise reduction and large-capacity storage space, realizing excellent long-distance driving comfort<\/td>\n<\/tr>\n
Standard Accessories<\/th>\nHigh-position bumper, explosion-proof lamps, reverse warning device, full-vehicle anti-corrosion coating, air horn, headlight protection device<\/td>\n<\/tr>\n
Parts Universality<\/th>\nChassis, axle, gearbox, brake and body parts are universal with full HOWO series, ensuring convenient global maintenance and sufficient spare parts supply<\/td>\n<\/tr>\n
Gross Vehicle Weight<\/th>\n25000 kg<\/td>\n<\/tr>\n
Overall Dimensions (L\u00d7W\u00d7H)<\/th>\n6800\u20116990 \u00d7 2496 \u00d7 2958\u20113840 mm<\/td>\n<\/tr>\n
Approach \/ Departure Angle(Bare chassis)<\/th>\n16\u00b0 \/ 70\u00b0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n

FAQ<\/h3>\n

Q1: Is the HOWO NX 6\u00d74 tractor an original factory export model?<\/h4>\n

It is an officially designated export heavy-duty model of SINOTRUK HOWO NX series with brand-new upgraded safe and comfortable cab. There is no domestic modification or non-standard refit, fully complying with global export access standards.<\/p>\n

Q2: Are spare parts universal for all horsepower versions?<\/h4>\n

All horsepower versions share the same heavy-duty chassis, dual rear axles, gearbox, brake and body parts, only engine accessories are different, with low global maintenance cost and sufficient spare parts.<\/p>\n

Q3: Does it support LHD\/RHD customization and which markets does it adapt to?<\/h4>\n

Original factory LHD and RHD customization is supported. LHD suits heavy-duty markets including Africa, Central Asia, Middle East and South America; RHD suits Southeast Asia, Australia and Commonwealth regions.<\/p>\n

Q4: How to choose Euro 2\/Euro 3\/Euro 5 versions?<\/h4>\n

Euro 2 mechanical injection version adapts to poor fuel quality and simple maintenance areas; Euro 3 and Euro 5 electronic versions meet high environmental access standards of mainstream countries.<\/p>\n

Q5: What working conditions are suitable for different horsepower versions?<\/h4>\n

371\/380HP is suitable for conventional heavy-load container and bulk cargo transportation; 400HP adapts to medium and long-distance heavy-duty trunk logistics; 430\/460HP high-torque versions are designed for mountainous slopes, mine heavy loads and long-term high-intensity continuous operation.<\/p>\n

Q6: What are the core advantages of this model?<\/h4>\n

Equipped with high-safety and high-comfort NX cab and reinforced dual rear axle heavy-load chassis, it features strong bearing capacity, durable structure, full power coverage and high operational reliability. It balances heavy-duty performance and fuel economy, with low long-distance driving fatigue, high attendance rate and low maintenance cost, serving as a cost-effective mainstream model for overseas heavy-duty transportation.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Applicable Model:<\/strong> ZZ4255N3446F1 (LHD) \/ ZZ4255N3446F1R (RHD)<\/p>\n

Product Positioning:<\/strong> The SINOTRUK HOWO NX new-generation 6\u00d74 heavy-duty export tractor is equipped with upgraded high-safety and high-comfort NX cab and reinforced dual rear axle heavy-load chassis. It features comprehensive power coverage, strong bearing capacity and wide working condition adaptability. Ideal for overseas long-distance heavy-duty trunk logistics, mineral transportation, port container and heavy cargo high-intensity operation. Original LHD\/RHD and multi-emission versions are available with universal global spare parts and convenient worldwide maintenance.<\/p>\n

Alternative Names:<\/strong> HOWO NX 6\u00d74 Heavy-duty Tractor Trucks, Dual-drive Heavy-load Tractor Unit, HOWO NX Cross-border Heavy Trunk Trucks, Export Container Heavy-duty Tractor<\/p>","protected":false},"featured_media":448,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_gspb_post_css":"","_rcrt_scene_gallery_ids":"450,451,454,455"},"product_brand":[],"product_cat":[25],"product_tag":[],"class_list":["post-457","product","type-product","status-publish","has-post-thumbnail","product_cat-tractor-trucks","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/product\/457","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/comments?post=457"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/media\/448"}],"wp:attachment":[{"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/media?parent=457"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/product_brand?post=457"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/product_cat?post=457"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnheavytrucks.com\/th\/wp-json\/wp\/v2\/product_tag?post=457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}