Sponsors:
XRAY, HUDY, FX, Hudy Arena
Address:
Hudy Arena, K Vystavisku 6992, 91101 Trencin, Slovakia
About:
Outdoor on-road race held at the prestigious Hudy Racing Arena. All XRAY drivers and friends attending the XRS Grand Final are welcomed to participate at XRAY Night Race – a special kart race which is going to take place at a Mike’s Garage kart track on Saturday 13. June at 19:30. All participants can enjoy a tasty buffet with plenty of food and win some nice tombola prizes.
Race Records:
Entries: Record 200+
Drivers from 10+ countries
Features:
Free practice day on Friday from 8AM to 7PM
Trophies at the end of race
Hudy Racing Arena lunch menu
Friday roasted pig party
Saturday banquet and go karting
Categories – entries in all categories open only for XRAY cars :
• 1/10 Modified
• 1/10 Stock 13.5 EFRA
• 1/10 Stock 13.5 HUDY SERIES
• 1/10 Formula
• 1/10 FWD
• 1/10 GT Pan Car
• 1/10 Electric Pan Car 235mm
• 1/10 GT Stock HUDY SERIES
• 1/8 Electric GT
• 1/8 On-road Electro
• 1/8 Pan Car on-road
Dates:
June 12-14 2026
Race registration ends on the 31st May 2026
Friday;
– organized free practice in all categories from 8AM to 7PM
-7.30PM free barbeque at the track
Saturday;
– from 8AM one timed practice, according to three consecutive laps, regrouping into qualifiers groups
– a total of four qualifying rounds for all categories during the day
– 7:30PM XRS Grand Final Night Race
Sunday;
– from 9AM: fifth qualifying series
– three final rounds
– ceremony
The 3 fastest qualification results will be counted by points
In case of equal points after finals, the fastest final run (laps + time) is used
According to the number of competitors, timetable will be published each day
Race Director determines the number of drivers in A final, according to the total number of drivers in each class.
Entry Fees:
30 euro – entry fee
20 euro – for each additional class
Technical Rules for Categories:
1/10 Modified
– Only XRAY cars allowed
– Tires: #803062 HUDY 1/10 TC Tires A1-36 (available for purchase on Friday & Saturday). 2 sets of tires + 1 set for finals are allowed to use.
– Motor: EFRA approved motors
– Battery: any hard case LiPo battery packs. Maximum battery voltage: 8.4 volts.
– Tire Additive: Only HUDY additive allowed
– Minimum Weight: 1300 grams (including personal transponder)
1/10 Stock 13.5 EFRA
– Only XRAY cars allowed
– Tires: #803062 HUDY 1/10 TC Tires A1-36 (available for purchase on Friday & Saturday). 2 sets of tires + 1 set for finals are allowed to use.
– Motor: EFRA approved motors 13.5T.
– Battery: any hard case LiPo battery packs. Maximum battery voltage: 8.4 volts.
– Tire Additive: Only HUDY additive allowed
– ESC: Zero boost („blinky mode“)
– Minimum Weight: 1300 grams (including personal transponder)
1/10 Stock 13.5 HUDY SERIES
– Only XRAY cars allowed
– Tires: #803062 HUDY 1/10 TC Tires A1-36 (available for purchase on Friday & Saturday). 2 sets of tires + 1 set for finals are allowed to use.
– Motor: HW Just Stock 13.5, final ratio 4.0. You can use your own motor or rent a motor at registration for free.
– Battery: any hard case LiPo battery packs. Maximum battery voltage: 8.4 volts.
– Tire Additive: Only HUDY additive allowed
– ESC: Zero boost („blinky mode“)
– Minimum Weight: 1300 grams (including personal transponder)
1/10 GT Stock HUDY SERIES
– Only XRAY cars allowed
– Tires: #803062 HUDY 1/10 TC Tires A1-36 (available for purchase on Friday & Saturday). 2 sets of tires + 1 set for finals are allowed to use.
– Motor: HW Just Stock 17.5, final ratio 4.0. You can use your own motor or rent a motor at registration for free.
– Battery: any hard case LiPo battery packs. Maximum battery voltage: 8.4 volts.
– Tire Additive: Only HUDY additive allowed
– ESC: Zero boost („blinky mode“)
– Minimum Weight: 1300 grams (including personal transponder)
– Bodies: GT Style bodies
1/10 Formula
– Only XRAY allowed
– Tires: 803073 & 803083 HUDY 1/10 Formula Foam Tire Front/Rear (available for purchase on Friday & Saturday). 1 set of tires + 1 set of tires for finals are allowed to use.
– Motor: EFRA approved motors 21.5T
– Battery: max. 8,4V LiPo, LiHV, LiFe, NiMH, NiCd in hard case
– Tire Additive: Only HUDY additive allowed
– ESC: Zero boost („blinky mode“)
– Maximum Width: 190 mm
– Minimum Weight: 1050 grams (including personal transponder)
1/10 FWD
– Only XRAY cars allowed
– Battery: any hard case LiPo battery packs. Maximum battery voltage: 8.4 volts.
– Tires: #803041 HUDY 1/10 Pre-Cut Slick Belted Tires Right & Left (2+2) (available for purchase on Friday & Saturday). 1 set of tires + 1 set for finals are allowed to use.
– Additive: Hudy.
– Body: FWD style body.
– Motor: HW Just Stock G2.1 17.5T
– Only Hobbywing Justock ESC’s are allowed with Zero Boost
– Gear-Ratio: min. 4.5
– Minimum Weight: 1250 grams (including personal transponder)
1/10 GT Pan Car
– Only XRAY cars allowed
– Battery: any hard case LiPo battery packs. Maximum battery voltage: 8.4 volts.
– Tires: Free.
– Additive: Free.
– Body: GT style body.
– Motor: EFRA approved motors 13,5T
– Car: Maximum width without body = 200 mm, Maximum width with body = 200 mm
– Minimum Weight: 950 grams (including personal transponder)
1/10 Electric Pan Car 235mm
– Only XRAY cars allowed
– Battery: 2S hard case LiPo battery packs. Maximum battery voltage: 8.7 volts.
– Battery-to-ESC connections must be removable
– Tires: Foam or rubber tires. Width, diameter, hardness and number of sets free.
– Additive: Scented tire treatments (Paragon or salicylate based) prohibited.
– Body: Pan car body. Maximum dimensions: length 560 mm, width 250 mm, height 150 mm.
– Flaps and side wings allowed.
– Motor: EFRA approved motors 13.5T
– ESC: Zero boost („blinky mode“)
– Car: Maximum width = 235 mm
– Minimum Weight: 1050 grams (ready to run)
– Electronics: Gyros or stability systems not allowed
1/8 Electric GT
– Only XRAY cars allowed
– Engine allowed max 2800 kv
– Battery: Max 4s
1/8 Pan Car
– Only XRAY cars allowed
– Engine allowed max 1900 kv
– ESC: Zero boost („blinky mode“)
1/8 On-road Electric
– Only XRAY cars allowed
– Engine allowed max 2800 kv
– EFRA Rules
XRS Grand Final Night Race
All XRAY drivers and friends attending the XRS Grand Final are welcomed to participate at XRAY Night Race – a special kart race which is going to take place at a Mike’s Garage kart track on address: Zlatovska 2763, 911 05 Trencin on Saturday 13. June at 19:30. All participants can enjoy a tasty buffet with plenty of food and win some nice tombola prizes. Entry fee for the race which includes buffet & 1 tombola ticket & go karting is 20 Euro.