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8.5-10.5m zero rear overhang bus

This solution features a fully low-floor design to maximize passenger capacity. The short wheelbase, combined with distributed drive, delivers exceptional handling flexibility. Its high-efficiency system effectively reduces energy consumption. With notable advantages in space utilization, maneuverability, safety, operating costs, and age-friendly services, it has become a key option for the transformation and upgrading of urban bus systems and for meeting diverse travel needs.
8.5 10.5m
Twin tires

Twin tires

Higher overall vehicle reliability

ART2

EASR、IESS、DABS

Driving on wet roads in rainy or snowy weather is safer.

bus13

100%

Low-floor design

bus14

Fully Flat Floor

No rear hill, avoiding the risk of rear passengers falling from a height.

Distributed Drive System

  • Key advantages
R8MUPS4
High Efficiency
Maintains ≥90% efficiency across >90% of the operating map for superior energy performance.
Compact Size
Maximized Space
Zero Rear Overhang and full flat floor design boost standing area by ~30%.
Tire Economy
Agile Handling
Compact body and smart differential control ensure agile steering and extend tire life to >100,000 km.
Robust Power
Robust Power
Dual motors deliver 2×9414 N·m peak torque and >25% gradeability to master complex terrains.
descending 4279584
Lower Operating Costs
Features FAG® maintenance-free wheel ends to significantly reduce TCO.
R8MUPS4
High Efficiency
Maintains ≥90% efficiency across >90% of the operating map for superior energy performance.
Compact Size
Maximized Space
Zero Rear Overhang and full flat floor design boost standing area by ~30%.
Tire Economy
Agile Handling
Compact body and smart differential control ensure agile steering and extend tire life to >100,000 km.
Robust Power
Robust Power
Dual motors deliver 2×9414 N·m peak torque and >25% gradeability to master complex terrains.
descending 4279584
Lower Operating Costs
Features FAG® maintenance-free wheel ends to significantly reduce TCO.
  • Configuration List
Configuration List
Distributed E-axle Item EA1900N
Rated/Peak power (kW) 2X80/180
Torque (N.m) 2×9414
Speed ration 21.39
Whell speed (rpm) 561
Load capacity (T) 11.5
Controller IGBT2-in-1 ●
Software Configuration Electronic Differential ●
EASR ○
IESS ○
DABS ○

● Standard    ○ Optional

Configuration List
Distributed E-axle Item EA1900N
Rated/Peak power (kW) 2X80/180
Torque (N.m) 2×9414
Speed ration 21.39
Whell speed (rpm) 561
Load capacity (T) 11.5
Controller IGBT2-in-1 ●
Software Configuration Electronic Differential ●
EASR ○
IESS ○
DABS ○

● Standard    ○ Optional

Power Battery System

  • Key Benefits
Core Advantages2 1

Ultra-High Safety

Built with premium safety-oriented lithium iron phosphate (LFP) cells.

Ultimate Protection

IP68 and IP6K9K protection ratings, with durability twice that required by the previous national standard GB/T 31467.3-2015.

Enhanced Lifespan

Engineered to deliver 10 years / 1,000,000 km and 15 years / 1,500,000 km of service life — 15 years of worry‑free operation, achieving battery life equal to vehicle life.

Intelligent Management

Equipped with an intelligent Battery Management System (BMS) and a fully integrated thermal management system.

  • Technical Advantages
CATL’s Next-Generation Ultra-Long-Life Battery Technology
Underbody Charging Model BC5
Capacity Configuration (kWh) 170/200/231/279
CATL’s Next-Generation Ultra-Long-Life Battery Technology
Underbody Charging Model BC5
Capacity Configuration (kWh) 170/200/231/279

Relevant Product Interfaces

EA2100N

Low-floor wheel-end drive system, engineered specifically for low-floor buses over 10 meters in length. Its wide aisle design elevates passenger experience, while ultra-low energy consumption and extended service life reduce operating costs. Backed by a field-proven, reliable design and international certifications, it delivers hassle-free, highly efficient operation for every service run.
EA2100N.971

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