ACTIVE SWING ARM: Increased Turning Performance of the Z900RS/CAFE and Reproduction of the Style of the Past

20230714_active_z900rs-swingarm.jpg News

From ACTIVE, a manufacturer and distributor of original custom parts comes a swingarm for the Kawasaki Z900RS/Cafe.

The square pipe material for the main tube was designed from scratch to obtain the ideal rigidity and stiffness. A special extrusion mold was created to produce the optimum material.

Designed for the dynamic riding feel inherent to neo-classic and old naked models, the response to a gas pedal operation is more direct. The swingarm is designed for riders who prefer a more responsive feel when cornering.

Mouth section swing arm polished

ACTIVE 口の字断面スイングアーム|KAWASAKI Z900RS

Photo: Prototype

For KAWASAKI Z900RS/CAFE '18 - '23
part number: 15570011
JAN code:4538792928173
Price: ¥280,000
Price including tax: ¥308,000
Material: 7000 series special aluminum material (mouth pipe), A7N01 material (end piece)
Polished finish
Car inspection compliant (15mm long)
Designed exclusively for motorcycle models
Pre-assembled finished product
Compatible with OEM/GALE SPEED wheels (rear 550/600 size)
Fits to OEM /NEXRAY rear fender (with chain guard)
Product page: http://www.acv.co.jp/active/01_body_swingarm_square_t.html

Newly developed figure of mouth cross section pipe 95 x 36 mm

Extruded material formed with a special die mold. Ideal length-to-length ratio dimensions to allow moderate relief from road surface thrust during banking. Stand hooks are under development.

ACTIVE 口の字断面スイングアーム|KAWASAKI Z900RS

Pursuit of turning performance

To improve turning performance, the pipe is designed with the longest section that is kept straight without bending the pipe. The end pieces are hollow 3D machined to optimize rigidity and finished at the lightest weight.

ACTIVE 口の字断面スイングアーム|KAWASAKI Z900RS

Pivot for coaxiality

Machining the bearing housing after the strain-prone welding process increases precision. The pivot shaft bearing is centered (coaxiality) to make the rear shock work smoothly.

ACTIVE 口の字断面スイングアーム|KAWASAKI Z900RS

Press-formed cross pipes

The arched crosspipes supporting the mouth cross-section pipe are press-formed to disperse stresses that would otherwise be concentrated at the base of the joint during banking.

ACTIVE 口の字断面スイングアーム|KAWASAKI Z900RS

Original Source.[ ACTIVE ]

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