AYRTON VIPER CROSS S 3.0 MODEL 2023

ENGINE: GPX ZONGHSHEN 155 cc OIL FILTER 3.0 version 2023 X10 (LATEST EVOLUTIONARY SERIES), 4-stroke, 2-valve with oil cooling via oversized lamellar radiator.

Internal Oil Filter, direct access to the clutch, oil level sight glass

Bore and Stroke 60x55  Compression Ratio 9,6: 1

Power declared by the parent company 16Cv / 9.500 rpm

4-speed manual transmission (N1234)

Engine starting with gear engaged.

Clutch In oil bath with 6 reinforced discs with access from the external casing

         THE ZS 155 ENGINE installed is THE LATEST EVOLUTIONARY SERIES.

Oversized high dissipative efficiency lamellar RADIATOR equipped with high pressure aeronautical braided hoses for oil passage.

ELECTRONIC IGNITION: "medium" lightweight 4-pole external ROTOR advanced model 2020 DAYTONA type with large electronic control unit

MIKUNI MOLKT VM 26 CARBURETOR, 3nd generation

REEL RACE performance

RAPID GAS in anodized aluminum. TOP quality

EXHAUST GROUP

EXHAUST MANIFOLD in AISI 304 STAINLESS STEEL (STAINLESS STEEL) with tig welding without material coating. Heat shield also in AISI 304 STAINLESS STEEL

"AYRTEK RACING" EXHAUST SILENCER in AISI 304 STAINLESS STEEL (STAINLESS STEEL) with tig welding without material coating. Body in AISI 304 stainless steel with a pentagonal structure with sandblasted steel finish to obtain a "TITANIUM LOOK" visual effect.

BOTTOM end anchored with stainless steel rivets.

Removable DB-killer that can be assembled / disassembled in 1 minute by means of a locking pin Stainless steel anchor strap covered in rubber to ensure high resistance to vibrations and mechanical stress.

CHASSIS

EVOLUTION 2023 FRAME with brand new structure, in high-strength chromium molybdenum steel, of the perimeter supporting frame with round tubes and with laser-cut frame cradle and frame "legs" structures, therefore these structures are lighter, more rigid and above all very precise as they are laser cut, it also features new CNC aluminum platform supports.

FRAME decomposable seat post in chromium molybdenum steel

7020 ALUMINUM REAR SWINGARM WITH SUPERLIGHT BOX reinforced and stiffened with hard oxidation treatment, long version EXTENDED EVO.

STEERING PLATES in 7075 T6 aluminum CNC machined, completely machined from solid with 4 attachment pins for each fork. Extremely high structural rigidity and lightness thanks to CNC machining.

CNC machined 7075 T6 aluminum 28mm handlebar RISER.

DNM K4 PRO-SHOCK EVOLUTION FORKS (improved smoothness) hydraulic Upside-down stems with fully adjustable barrels both in compression and in extension. measures 730mm. STEM DIAMETER 37mm TOP OF THE RANGE. Fully adjustable. This fork with 37mm stem diameter compared to all other forks with 33mm stem and has an excellent basic calibration specific for pit bikes which makes it, thanks to its multi-adjustments, very performing for racing use. At the moment it is the best product on the market in terms of value for money.

Rear MONO SHOCK ABSORBER YCF by dnm with 2 ADJUSTMENTS adjustable in extension and spring preload, 348mm, spring to choose from (800/1000/1200 pounds based on intended use and based on the weight and riding style of the rider

2020 Z-BRAKE FRONT BRAKE SYSTEM (CRF450 REPLICA) with oversized brake pump and double piston brake caliper with double superlight 3-HOLE disc. Top quality.

DOUBLE BRAKE DISC 220mm front daisy chain self-centering super light with 3 HOLES

REPLICA CRF450 rear BRAKE SYSTEM with single oversized piston

Super-light 3-hole 190mm self-centering petal rear BRAKE DISC

PROTAPER handlebar 28mm with variable section in very high quality aluminum without crossbar.

AYRTON CR STYLE PLASTICS with graphic design made in Italy.

CROWN in steel with minimalist design to reduce suspended masses

KMC RACE CHAIN ​​high resistance 420 pitch

BRAKE PEDAL laser cut.

RAISED FOOTPEG SUPPORTS in CNC aluminum

DETAILS AND FINISHES

“PERFORMANCE STYLE” LEVERS with anodized finishes

High quality, anti-tear / anti-slip high density SADDLE. EVO model. TOP OF THE RANGE

SHIFT LEVER with folding end

HIGH QUALITY SCREWS 8.8 and 10.9 at the points of greatest stress.

CROSS VERSION RIMS AND TIRES: • 14 "front and 12" rear spoked aluminum rims with reinforced 7075 T6 aluminum rim and reinforced spokes. • TIRES: KENDA "MILVILLE" OR WSK - HJ SUPERCROSS, 80/100 14 "front and 100/80 12"

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