Birel ART S-19 Direct Drive Chassis

The Birel ART S-19 Direct Drive is the current 30 mm direct-drive (OK) rolling chassis in the S-19 generation. It uses Birel ART's homologated 30 mm frame with the S-19 front geometry, built to the standard RY30-S19 DD/OK specification for single-speed direct-drive senior applications.

Key features

• 30 mm frame: homologation 007/CH/10 with a 1,045 mm wheelbase; 635 mm rear / 715 mm front track and 1,510 mm length.
• S-19 front geometry: one-piece Hi-Tech caster/camber bushing and 10 mm-bearing steering column with Ø25 EVO spindles.
• Braking: hydraulic 1FL I 32x2 rear brake with a 180x16 G rear disc. This direct-drive chassis has no front brakes.
• Rear axle and drive line: 50x2x1020 F rear axle with 50 aluminium HQ EVO disc/crown carriers and 50x90 EVO rear hubs, plus 85 aluminium or magnesium front hubs.
• Equipment: approx. 10 L tank, Ø340 steering wheel, DF130 + DF210 M wheels, KG509 front bodywork, Freeline Aero side pods and KG C3 rear protection.

Intended application

Built for OK / direct-drive senior racing where a homologated 30 mm S-19 chassis with rear-only hydraulic braking is required.

Technical specification

• Model: Birel ART S-19 Direct Drive (RY30-S19 DD/OK)
• Configuration: OK / direct drive
• Frame: 30 mm tubes
• Homologation: 007/CH/10
• Wheelbase: 1,045 mm
• Track: 635 mm rear / 715 mm front
• Length: 1,510 mm
• Rear axle: 50x2x1020 F
• Spindles: Ø25 EVO
• Rear brake: hydraulic 1FL I 32x2, 180x16 G disc
• Front brakes: none (direct-drive)
• Wheels: DF130 + DF210 M

What's included

• Rolling chassis on the homologated 30 mm S-19 frame
• Standard Freeline seat
• KG509 front bodywork, Freeline Aero side pods and KG C3 rear protection
• Fitted braking, wheels, hubs, steering column and fuel tank as listed in the technical specification

What's not included

• Tyres
• Engine
• Chain and sprocket
• Any photographed equipment not expressly listed above

Ordering and delivery

The current lead time is confirmed with your order. UK mainland specialist chassis delivery is £180 including VAT, or collection by arrangement. Please contact IC Kartstore before ordering if you need the chassis for a specific date.

IC Kartstore support

Tell us the driver, class and engine package when ordering so we can confirm the correct setup and seat size. Browse the Birel ART collection, the wider Karts collection or chassis parts, or speak to IC Kartstore for technical advice.