Q-R
- QA1
- QTM INC
- QTP
- QUARTER MASTER
- Quest Rockets
- QUICK FUEL TECHNOLOGY
- QUICK TIME
- QUICKCAR RACING PRODUCTS
- R AND M SPECIALTIES
- RACE BOLT
- RACE RAMPS
- Race Ready Performance
- RACE STAR INDUSTRIES
- Race-Fan
- Raceceiver
- RACEPAK
- RACEQUIP
- Racers Edge
- RACING ELECTRONICS
- RACING HEAD SERVICE
- RACING OPTICS
- RACING POWER CO-PACKAGED
- Rage R/C
- RAM CLUTCH
- RANCHO
- Rapco
- RATECH
- RCI
- RE PLAY
- RE SUSPENSION
- READYLIFT
- REB-CO
- RED DEVIL
- Red Devil | Ultra Lite Brakes
- Redcat Racing
- REDLINE OIL
- Reef's RC
- REESE
- REID RACING
- REMFLEX EXHAUST GASKETS
- REVEL
- RICHMOND
- RICOCHET RACE COMPONENTS
- RIDETECH
- RIGHT STUFF DETAILING
- RIGID INDUSTRIES
- RING BROTHERS
- RJS SAFETY
- ROBIC WATCHES
- Robinson Racing
- Rock-N-Roller
- ROCKET RACING WHEELS
- ROLLMASTER-ROMAC
- Roush Performance Parts
- ROYAL PURPLE
- RPM R/C Products
- RUGGED RIDGE
- RUSSELL
- Race Star
- RaceChip
- Raceseng
- Radium Engineering
- Rally Armor
- Rampage
- Rays
- RBP
- Recaro
- Red Line
- Remark
- Remus
- Retrax
- Road Armor
- Roll N Lock
- Roush Performance
- RS-R
- Rywire