Caster Pill Kit for OTK / Tony Kart – DOT 1/2/4/5 + Zero Pill, 10mm & 8mm Kingpin (SVK Aftermarket)

Silicon Valley Karting complete caster pill kit for OTK chassis. Everything you need to tune front-end caster for changing track conditions, from a dry high-grip afternoon to a wet morning session, in one kit.

Fitment

• Fits all OTK karts with 10 mm kingpins (Tony Kart, Kosmic, Exprit, FA Kart and other OTK-built chassis)
• Includes swappable inserts to adapt to 8 mm kingpins

What's included

• Caster pills: DOT 1, DOT 2, DOT 4, DOT 5 and a blank (zero) pill
• 8 mm kingpin inserts
• Rear bumper tool
• Caster pill cover

Note: DOT 3 (the default caster pill) is not included because it comes pre-installed on the kart.

Caster pill guide

• DOT 1 – minimum caster
• DOT 2 – more front grip than DOT 1
• DOT 3 – default setting (comes with the kart, not included)
• DOT 4 – increased caster, commonly used in wet or low-grip conditions
• DOT 5 – maximum caster, for extreme wet conditions
• Zero pill – caster position between zero and full

Not sure which pills you need? Message us on WhatsApp with your kart model and we will confirm fitment before you order. Stocked in California.

Aftermarket part, compatible with OTK karts (Tony Kart, Kosmic, Exprit, FA Kart). Not a genuine OTK product. Silicon Valley Karting is not affiliated with or endorsed by OTK Kart Group; brand names are used only to indicate compatibility.