2WD Record on Mt. Washington

Our story of the most MENTAL hillclimb we’ve ever raced. “Mount Washington the biggest little mountain in the world.”-Powelson The Climb to the Clouds was an auto race up a mountain, the mountain was New Hampshire’s Mount Washington. “Mount Washington to me is a special place because it is such an historic place they held […]

SIERRA RX3 Coming To Forza Horizon 5

It’s been hard to keep this quiet. New car reveal: 2021 SIERRA Cars RX3 The SIERRA RX3 is #NewToForza and it’s the perfect companion for any race on our Baja Circuit in #ForzaHorizon5 Now’s your chance to get behind the wheel of the SIERRA RX3 in Forza Horizon 5, Available November 9, 2021 for Xbox and PC.  For more game content like this, […]

The King of Supercross

We’re out here at Flying Iron Horse Ranch to do some testing with Supercross legend Jeremy McGrath McGrath is one of the most popular American Motocross/Supercross  champions in the history of the sport, racking up 7 Supercross championships. He was most active in the 1990s earning the title the “King of Supercross.”  “He’s in town […]

This VS That

C8 Corvette Races a Turbo Hayabusa Powered SIERRA ALPHA Racecar  On this episode of This VS That… “I’m Brian Scott originally from queens New York. I currently live in Long Beach California. Behind me today I have a 2021 Chevy C8 Corvette.” “This is actually not a press vehicle. Normally when we have cars on […]

SUB-10 Minutes Pikes Peak 2020

When you look back at what you’ve accomplished in life, there will be a handful of experiences that stand out. For us, this is one of those moments. [TRANSCRIPT] It hurt to go there for five years in a row only to get my balls stepped on, pushed down and rejected by the mountain. You […]


Sometimes less is more! We have taken everything that we have learned developing the RX3 and made that into a light weight, more affordable package. As we continue developing the RX3 we realized that we needed to still offer and an entry level car.  The initial feedback from the 700R drivers was overwhelmingly positive and […]

Maine ICE

We couldn’t have asked for a better weekend to kick off our 2020 season. We’re thrilled to unlock new capabilities of the RX3 in a harsh winter environment. Thank you to everyone who collectively made it one we’ll never forget. It’s hard to put into words what getting @racecole and his @sierracars out to Maine […]

Introducing the 2020 RX3

Proud to introduce the next generation SIERRA RX3. This is the most complete SIERRA ever built. We pride ourselves on moving forward but with the all new SADEV gearbox we now have reverse.  Honorable features: Top Speed: 121 mphAcceleration 0-60: 2.8 SecondsWeight: 975lbsEngine Type: Suzuki HayabusaTransmission: 6 Speed Sequential w/ SADEV-Final Drive w/ ReversePower: 200 […]