Archives of Past Exhibits:NTN
Tokyo Motor Show 2015
Auto tensioner with the Variable damper mechanism for ISG-Equipped engine / Resin pulley

Two motor on-board drive system

Electric ball screw actuator unit for spool valve drive -World premier-

Linear type electric actuator

Ball screw drive module for electric hydraulic brake (GEAR BOX)

Advanced driveshaft module -World premier-

2015 JSAE Automotive Engineering Exposition
Mechanical clutch unit for next generation steering

Mechanical clutch unit for next generation steering (Demonstration)

Ball screw drive module for electric hydraulic brake

Low section high strength press pulley

Shanghai International Automobile Industry Exhibition 2015
2014 JSAE Automotive Engineering Exposition in NAGOYA
China Auto Parts And Service Show 2014
2014 JSAE Automotive Engineering Exposition
Mechanical Clutch Unit for Next Generation Steering

Ball Screw Drive Module for Electric Hydraulic Brake

Compact Shudderless Pillow Journal Tripod Joint (EPTJ)

Super Low Friction Hub Bearing

Electromechanical Brake System with Parking Brake

High Speed Deep Groove Ball Bearing for Motor and Reducer of EV/HEV (Grease lubrication type)

2014 Auto China - Beijing International Automotive Exhibition
Tokyo Motor Show 2013
2013 JSAE Automotive Engineering Exposition
Shanghai International Automobile Industry Exhibition 2013
JSAE 2012
By-wire system concept | In-wheel motor | ||
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Inverter for in-wheel motor | Electric brake and multiaxial load sensor | ||
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Steering reaction force actuator (steer by wire) | Wheel-turning actuator and controller | ||
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One motor type EV drive system | Inverter for one motor type EV drive system | ||
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Electromechanical brake system for front wheel | Electromechanical brake system for rear wheel with parking function | ||
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Axle bearings - Global production bases | Low friction hub bearing | ||
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Hub bearing for severe environment | Hub bearing for severe environment / Improvement of sealing performance | ||
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Lightweight GEN3 hub bearing | Next generation high efficiency fixed type CVJ "CFJ" | ||
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"E-series" Constant velocity joint for automobiles | Value series VUJ | ||
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Sensor integrated corner module for EV | Press cut spline hub joint | ||
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Linear type electric actuator | Linear type electric actuator | ||
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Ball screw | Rotational type electric actuator | ||
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Motor and roller reducer | High speed and low torque deep groove ball bearing | ||
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Low torque sealed deep groove ball bearing for EV motor | Low torque deep groove ball bearing (without seal) | ||
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Self-formed seal low torque deep groove ball bearing | High thrust load deep groove ball bearing (Developed) | ||
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Taper roller bearing (Conventional) | Applied to the differential | ||
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High thrust load deep groove ball bearing | High thrust load deep groove ball bearing (Developed) | ||
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Deep groove ball bearing (Conventional) | |||
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2012 Beijing International Automotive Exhibition
Hub bearing for severe environment | Sensor integrated hub bearing | ||
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Lightweight GEN3 hub bearings | |||
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Press cut spline hub joint | Constant velocity steering joint | ||
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Value series CVJ | Constant velocity joint | ||
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Bearings for transmission | Clutch for seat lifter | ||
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Needle roller bearings for rocker arm in engine | Clutch for seat lifter | ||
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Linear type electric actuator | High speed and low torque deep groove ball bearing | ||
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Needle roller bearings for camshaft | In-wheel motor system | ||
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In-wheel motor system for electric commuters![]() |
Tokyo Motor Show 2011
Low Friction Chain Lever & Guide | High Thrust Load Deep Groove Ball Bearing | ||
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One Motor Type Electric Vehicle Drive System | Steering System for Steer-by-Wire | ||
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In-Wheel Motor System | Electromechanical Brake System | ||
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Constant Velocity Joint/Hub Bearing | Constant Velocity Joint for Propeller Shaft | ||
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Linear type electric actuator | Linear type electric actuator | ||
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Low Torque Sealed Deep Groove Ball Bearing for EV Motor | High-Speed Low-Torque Deep Groove Ball Bearing for EV and HEV | ||
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Lightweight GEN3 Hub Bearing | Sensor Integrated Corner Module for EV | ||
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Hub bearing for severe environment | |||
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JSAE 2011
In-wheel Motor System for Electric Commuters | In-wheel Motoer System | ||
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One Motor Type Electric Vehicle Drive System | Sensor integrated Corner Module for EV | ||
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On-board Drive System | Electromechanical Brake Actuator System | ||
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Test Vehicle for On-board Drive System | Steering System for Steer-by-wire | ||
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Hub bearing for severe environment | Super Light Weight GEN3 Hub Bearing for K-cars | ||
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Axle Bearing Global Production | Phenol Resin Pulley Unit | ||
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Short-type Auto Tensioner for Accessory Belt Drive | Self-mount Type Chain Tensioner | ||
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Low Torque Deep Groove Ball Bearing(without Seal) | High-rigidity and Super Low Torque Tapered Roller Bearing | ||
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Low Section Thrust Needle Roller Bearings in Radial Direction & Races for Eccentric | Linear Type Electric Actuator | ||
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Low Torque Deep Croove Ball Bearing(with Seal) | Low Torque Sealed Deep Groove Ball Bearing for EV Motor | ||
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EPTJ Compact Shudderless Pillow Journal Tripod Joint | "E-series" Constant Velocity Joint for Automobiles | ||
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Value series VUJ | CSJ(Constant Velocity Steering Joint) | ||
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Low-torque Roller Lifter Unit | Needle Roller Bearings for Rocker Arm in Engine | ||
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Low Friction Split type Needle Roller Bearings for Automotive Engine | Planetary Gear Unit | ||
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Ceramic Ball Bearing for EV Motor | Planetary Reduction & Differential Module for Electric Vehicle | ||
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JSAE 2010
V-series hub joint | |||
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V-series hub joint | V-series hub joint | ||
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V-series hub joint assembly (non-separable type) |
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V-series angular unit | Super light weight | ||
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Wide-range high-resolution small sensor integrated hub bearing |
Optimized hub bearing for weight savings | ||
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True power on type magnetic angle sensor (Reference exhibit) |
Multiaxis load sensor integrated hub bearing |
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High capacity tapered roller bearing | CSJ (Constant velocity steering joint) | ||
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Light weight and high efficiency drive shaft for FR vehicle |
High efficiency undercut free joint | ||
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Constant velocity joint for propeller shaft | Value series VUJ (Under development) | ||
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High efficiency ELJ for propeller shaft | Phenol resin pulley unit | ||
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Short-type auto tensioner for accessory belt drive | |||
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Self-mount type chain tensioner | |||
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Self-mount type saw-tooth screw chain tensioner | Self-mount type ring chain tensioner | ||
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High-rigidity and super low torque tapered roller bearing |
Needle roller bearings for rocker arm in engine |
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Minimized cross section drawn cup needle roller bearings | Low-torque thrust needle roller bearings | ||
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Low friction split type needle roller bearings for automotive engine | |||
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Split type drawn cup needle roller bearings for camshaft |
Split type needle roller bearings for camshaft |
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Planetary gear unit | Low-torque roller lifter unit | ||
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Low torque deep groove ball bearing (with seal) | Low torque deep groove ball bearing (without seal) | ||
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Intelligent in-wheel (Reference exhibit) | |||
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JSAE 2008
<Low Friction Zone> | |||
Super Low Torque Tapered Roller Bearing | High Efficiency Compact Cross Groove Joint | ||
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While maintaining long life and rigidity, the size, weight and rotating torque have been substantially reduced. | ![]() |
Downsizing the diameter of balls and increasing their number from 6 to 10 have resulted in reduction in size and weight, as well as high performance. |
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Hub Bearing Integrated High Sealed up and Low Friction Seal | Ballscrew Unit for Continuously Variable Valve System | ||
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Optimized structure, shape and rubber materials in the same seal space have doubled sealing performance and reduced friction by 15%. | ![]() |
The ballscrew unit has achieved lower consumption of electricity and higher responsiveness in the Continuously Variable Valve System. |
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Low Friction Split type Needle Roller Bearings for Automotive Engine | Minimized Cross Section Drawn Cup Needle Roller Bearings | ||
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Low friction due to shifting from slide bearings to roller bearings can improve fuel efficiency by 3%. | ![]() |
Rotating torque can be reduced by 50% compared with sliding bearings. |
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<Smaller size, lighter weight Zone > | |||
FA Deep Groove Ball Bearing | Super-high Capacity Tapered Roller Bearing | ||
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Fine Austenite Strengthening (FA) treatment on a standard axis bearing has expanded longevity. | ![]() |
World's highest capacity and rigidity |
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Planetary Gear Assembly | Triple-unit 2mm Cross Section Thrust Needle Roller Bearings | ||
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Responding to higher speed and more compact transmissions | ![]() |
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FA-treated Bearings for Rocker Arm in Engine | Constant Velocity Steering Joint | ||
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Application of technology for long life has reduced weight in valves and expanded their product life.. | ![]() |
The joint provides smooth steering without shudder in 360-degree operational angles. |
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Coupled Ball Undercut-free Joint | EPTJ Compact Shudderless Pillow Journal Tripod Joint | ||
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Light-weight, compact low vibration constant velocity joint with the world's highest level of NVH |
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Light weight Hub Bearing for saving | Super Light Weight GEN3 Hub Bearing for Light Weight Vehicle | ||
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Hub bearing for mini vehicles of a 1.0 kg mass |
Image1 (Left: conventional type/Right: new type) | Image1 (Left: conventional type/Right: new type) | ||
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High-temperature Resin Pulley Unit for Accessory Belt Drive | |||
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Light weight and longevity have been achieved. | ||
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<Hub Joint Zone> | |||
V-series Hub Joint<Non-separable type> | Value series VBJ | ||
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Hub bearing and CVJ integrated | ![]() |
High cost performance, light weight and compact fixed type constant velocity joint with the maximum operating angle of 47 degrees |
Image | Image (Left: conventional BJ / Center: Conventional outer wheel stem type VBJ / Right: Outer wheel press cut tyep VBJ) | ||
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Value series VDJ | V-series Hub Joint<Separable type> | ||
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High cost performance, light weight and compact sliding ball-type constant velocity joint | ![]() |
Hub bearing and constant velocity joint integrated |
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Value series VTJ | |||
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Image (Left: conventional TJ / Right: new VTJ) | |||
Intelligent Axle Unit | Next Generation of Load Sensing Hub Bearing | ||
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Responding quickly to generate driving and braking power by the motor | ![]() |
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Hub Bearing with the Load Sensor | |||
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JSAE 2007
Coupled ball Undercut-free Joint | |||
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-New compact fixed-type constant velocity joint. -Max. operating angle 50 degrees. -The smallest size in the world. -Contributes to weight reduction and greater flexibility in drive train designing |
Image | Targeted at small and mini vehicles |
Tapered Roller Hub Bearing for Semifloating Suspension | |||
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-The world's first mass production model for semifloating suspensions. -Featuring light weight, easy mounting and reliability. |
Image | -For axle bearings of compact trucks and commercial vehicles. -Installed on Daimler Sprinter. |
High-speed Thrust Needle Roller Bearings | |||
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-The highest speed in the world -1.5 million dmn -Rise in temperature reduced by 35% -1.3 times more sturdy than conventional bearings |
Image | Used for hybrid systems and automatic transmissions |
GEN3 Hub Bearing with Active ABS Sensor | |||
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-Embedding active ABS sensor -Mounting workload reduced -Reliability improved |
Image | -Installed on Suzuki SX-4 -Used for axle bearings |
JSAE 2006
["Reference Model"]
In-Wheel Type Integrated Motor Axle Unit

Hub bearings, deceleration gears and a motor are integrated to reduce the axial size, which is designed for electric and hybrid vehicles.
Performance
Unit mass: 20 kg
Rated output: 20 kW
Decelerator efficiency: Max. 94%
Motor revolution: Max. 15,000 rpm equivalent to vehicle speed of 150 km/h
Features and structure
-Adoption of cycloid deceleration mechanism provides for a high deceleration ratio and a reduced axial size.
-Adoption of an axial gap-type motor reduces the axial size.
-Use of rollers at the connecting point and adoption of counterweight improve efficiency of decelerators and rotation allowance.
New Type CVT (Monoring CVT)

A high performance CVT, which was designed by the company's own technology, has attracted a keen attention since its debut at the 2005 Tokyo Motor Show.
Features and performance
-New mechanism in place of belt CVTs. It features simple structure and deceleration mechanism. Transmission efficiency is high in the range of constant use.
Technology for development
-A tooth ring is used instead of a metallic belt.
-It has a simple structure, and adjusts pushing pressure passively depending on load.
(Improvement in efficiency and life)
High Capability Tapered Roller Hub Bearing

-The number of roller bearings can be increased from 23 to 25 by sliding a roller retainer outward without changing a bore size.
-Calculated life is made longer by 20% and bearing rigidity is improved by 7%.
Current /New development
Tokyo Motor Show 2005
New type of one-way clutch with stator
- The sprag support structure by garter spring reduced the trailing torque by one fifth (vs.
the Company's product). The drawn-cup structure reduced number of part items from
5 to 3.
- Applicable for torque converter 1WC and transmission converter 1WC.
Mechanical lash adjuster
- Comparing to the conventional hydraulic type (HVA), shortening of height to shaft direction
by one half was achieved. Thus, this contributed to a compact design of engine.
- A splash lubrication of engine oil doesn't require any hydraulic supply compulsorily, nor
hydraulic supply circuit.
- No case of aeration and rare occurrence of valve lift loss when starting ignition under low
temperature.
New type CVT (Monoring CVT)
- CVT composed with toothed ring, V-pulley and output gear. Independent-teethed ring is
used as a torque transfer media.
- Comparing to other, this type requires less parts items and does not require any outer
control device.
Hub bearing with sensor for ABS and detection of rotational direction
- Built-in active ABS sensor with detection function of rotational direction. Improvement of
reliability due to the reduced assembly process and sealed sensor.
- Sensor with detection function of rotational direction: Able to detect vehicle's direction
(forward/backward)
- Active Sensor: Able to detect the wheel motion at the minimum level
- Free air-gap adjustment
- Applicable for drive-shaft wheel bearing
In-Wheel type integrated motor axle unit
- Compact and light weight unit realized by the combination of hub bearing, cycloid reduction gears and axial gap type motor.
- Adaptation of counter weight improved the efficiency of reduction gear and permissible
rotation.
- The counter weight reduced vibration caused by the imbalance of inertia force during high
speed driving.
- Applicable for electric and hybrid vehicles.
Minimize cross section thrust needle roller bearings
- The improvement of roller retainer made the world thinnest cross section of 1.0mm (half
than conventional one).
- Rigidity became three times as hard as the conventional retainer. And weight became less
by 25 %.
- Applicable for automatic transmission, CVT and air compressor.
Micro HL tapered roller bearing
- Under sever condition that would not form oil film, the durability became five time longer as the conventional one.
- Applicable for transmission and differential for vehicles.
High capacity tapered roller bearing
- Ultra long life and high stiffness were realized by the design of roller bearing with roller
retainer.
- Applicable for transmission and differential gear for passenger cars.
High angle low vibration PTJ
- Maximum operating angle at 30 degree. Available to install in SUV.
Compact low vibration EPTJ
- Reduced outer ring and outside diameter by 4 % and weight by 8 %. (vs. conventional
products)
Low idling vibration constant velocity joint
- Reduction of idling vibration by 20 %.
GEN4 hub joint (for rear drive axle)
- Integrated hub-bearing and constant velocity joint
- Detachable structure of out board joint and drive-shaft
- Cut weight by 420 g and upgraded rigidity by 22 % (vs. the Company's GEN3 type mounted
in L-class minivan)
- Preload adjustment free