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Kyosho MR03 Near Box Stock

98mm Mid Mount, stock motor, stock diff, 0˚ aluminum knuckles, hard springs.

 

Kyosho MR03 VE Pro HFAY Racer

3500kv, R246 motor mount + disc damper and oil shock, PN ball diff, Atomic 2˚ caster front arm mount, 1˚ camber knuckles.

 

GL Racing GLR Open Class

7.2v lipo, 5600kv motor, GL motor mount + ball diff, AGFRC AO6CL servo

 

Kyosho MR03 Near Box Stock

90mm Rear Mount, Narrow front end, stock motor, stock diff, oil shock, CF front brace.

Kyosho Near Box RacerHFAY RacerHFAY OpenStockSuper Stock
Sub ClassesASC, Kart, Truck/Van, Muscle Car, Trailer Racing and Rocket LeagueRWD, AWD, Stock, Superstock, F1 Cars Allowed
TransmitterStock TransmitterAny TransmitterAny TransmitterAny TransmitterAny Transmitter
ChassisMR-03 98mm or 102mm. No modifications See HFAY rules for complete listAny ChassisMR-03 98mm or 102mm, EVO (Stock with 4100kv), EVO (Upgrades with 3500kv), PNR2.5 Any lipo chassis (2500kv only) MR-03 98mm, 102mm, or PNR2.5 (with Brushed Motor), Any lipo chassis (with Lipo Motor)
Minimum WeightN/A160gNo Minimum Weight160g160g
Motor80T Motor. Can replace motor wires and clip thermal switch + capacitors80T, 70T, or up to 3500kv Brushless, Xspeed 4100kv (Stock EVO Only)Any Motor80T, 70T, 3500 (AAA Only), 2500kv (Lipo/Any ESC), XSpeed 4100kv (Stock EVO Only)3500kv (Lipo), 5500kv (AAA), 50T (AAA)
ElectronicsStock With No ModsStock. FETs Allowed Any Electronics except HFAY Racer Combo in HFAY OpenStock. FETs Allowed Any Electronics
Diff/Spur/PinionKyosho Stock Diff. 6T, 7T, 8T or 9T Stock PinionAny Diff/Pinion Any Diff/PinionAny Diff/Pinion53/10?
Chassis UpgradesUpgrade Bearings, Kingpin Flip, Springs, T-Plates, Motor Wires Allowed, KNB + Upgraded Front Suspensions, aluminum partsAny Chassis Upgrades KNB + Upgraded Front Suspensions, aluminum partsAny Chassis Upgrades
Motor Mounts and Rear SuspensionKyosho Plastic Motor Mount. No Disc Damper Any Motor Mounts and Rear Suspension Any Motor Mounts and Rear Suspension Any Motor Mounts and Rear Suspension Any Motor Mounts and Rear Suspension
BodiesASC or White Hard Body Only. No Body Mods or UpgradesASC or White Hard Bodies. Front Splitter Mod Allowed. Lexan Window and Roofs Allowed. Aftermarket Rear Wing or Mod Allowed. See HFAY rules for complete list. Any Body Including LexanASC or White Hard Bodies. Front Splitter Mod Allowed. Lexan Window and Roofs Allowed. Aftermarket Rear Wing or Mod Allowed. ASC or White Hard Bodies. Front Splitter Mod Allowed. Lexan Window and Roofs Allowed. Aftermarket Rear Wing or Mod Allowed.
Batteries 4AAA Batteries 4AAA Batteries Any Batteries. Lipos charged to 8.40v Max 4AAA Batteries + Listed Motor Exceptions4 AAA (5500kv and 50T), 3500kv (Lipo)
Tires/WheelsFront 8.5mm, Rear 11mm. Rubber only. No sauce. Clean with 70% alcohol max. 14mm wheels/tires ok for kart, truck.Rubber only. No sauce. Clean with 70% alcohol max.Rubber only. No sauce. Clean with 70% alcohol max.Front 8.5mm, Rear 11mm. Rubber only. No sauce. Clean with 70% alcohol max.Front 8.5mm, Rear 11mm. Rubber only. No sauce. Clean with 70% alcohol max.

Click here to see the current Kyosho classes, in case anyone is traveling to Japan.