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JConcepts Reactor Differential Building and Tuning Tips [VIDEO]
Jason Ruona and Fred Reep discuss building the JConcepts REACTOR Differential and share a few tips on assembly and tuning.
July 14, 2026, 4:42 p.m. View Comments
New JConcepts Golden Years Mini LMT Tires
The Golden Years for the Losi Mini LMT monster truck by JConcepts are another reminder of the commitment the team has to the beginnings of an industry.
July 3, 2026, 2:32 p.m. View Comments
New JConcepts Chevy Colorado ZR2 12.3" Crawler Body
Built from years of product development, trail testing, and driver feedback, JConcepts proudly introduces the all-new Chevy Colorado ZR2 body for 12.3" wheelbase rock crawlers.
July 3, 2026, 2:37 p.m. View Comments
New JConcepts Dirt Trac Unmounted SC Tires
JConcepts has released the Dirt Trac Short Course tire now as an unmounted option in the green compound for racers who prefer mounting their own tires.
July 2, 2026, 5:10 p.m. View Comments

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New JConcepts JCI Baja Truck 12.3" Crawler Body
The all-new JConcepts JCI Baja Bruck is a fresh interpretation of classic off-road styling, blending the unmistakable character of two legendary automotive icons into one purpose-built rock crawler body.
June 30, 2026, 3:10 p.m. View Comments
New JConcepts Monster Truck Satellite Tire Bands
A uniquely molded design, specifically developed for JConcepts monster truck tire mounting, the rubber band is produced in a high-elasticity material capable of stretching to a full assortment of different sized monster truck tires.
June 30, 2026, 3:20 p.m. View Comments
New JConcepts RC10 Factory Team Fin Titanium Turnbuckles
JConcepts is Titanium with the introduction of the 3.5mm Fin turnbuckle sets designed specifically for style, durability, and performance. They are now available for the RC10 Factory Team edition.
June 29, 2026, 4:14 p.m. View Comments
New JConcepts Silent Rage 1/10th Off-Road Tire
The JConcepts Racing team is thinking outside the box with the introduction of the Silent Rage asymmetrical tire concept.
June 29, 2026, 3:46 p.m. View Comments

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New JConcepts 1/10th Scale Off-Road Kosmos Tires
JConcepts introduces another powerful tire option for outdoor racing with the release of the all-new Kosmos for 1:10th off-road competition.
June 29, 2026, 4:28 p.m. View Comments
New JConcepts Frizzy 1/10th Scale Off-Road Tires
Introducing the JConcepts Frizzy, a 1990’s inspired tire with new design elements not seen before.
June 29, 2026, 4:39 p.m. View Comments
New JConcepts X-Bite 1/10th Scale Off-Road Tires
JConcepts introduces the all-new X-Bite, a fresh pin tire option developed for outdoor racing and future events around the world.
June 29, 2026, 4:57 p.m. View Comments
New JConcepts Aluminum and Forged Carbon Setup Board
JConcepts continues to blend premium materials and race-inspired design with the Aluminum | Forged Flake Carbon Setting Board.
June 29, 2026, 5:08 p.m. View Comments

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2026 JConcepts INS Round 3 Report
Check out the official JConcepts report from round 3 of the 2026 Indoor National Series hosted by Island Speedway and Elite RC.
June 18, 2026, 3:51 p.m. View Comments
New JConcepts RC10 Pioneer Wheel Hex Adapters
A new 3D printed option is now available to widen the track width on the Pioneer wheels to make them comparable to the Mono. The extra width adapters are available for 3/16” and 1/4” axles for maximum versatility.
June 17, 2026, 4:39 p.m. View Comments
New JConcepts RC10 Factory Team Gen2 Aluminum Steering Bellcranks
One of the best hop-ups that can be made to the RC10 is to update the steering bellcranks with a more durable design.
June 16, 2026, 6:13 p.m. View Comments
New JConcepts RC10 Off-Set 2.2" Wheel Color Options
JConcepts supports the vintage RC enthusiast with the release of Mono wheels. The +offset front wheels for the RC10, RC10B2 and RC10B3 have been optimized to bring a wider track width to competition vintage vehicles.
June 16, 2026, 6:33 p.m. View Comments

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New JConcepts RC10 Factory Team Battery Box
The RC10 Factory Team is fresh from Team Associated and JConcepts has a new 3D printed battery box ready.
June 16, 2026, 7 p.m. View Comments
New JConcepts Spartan Crawler Body
Built specifically for the demands of modern WRCCA competition, JConcepts introduces the Spartan, a body designed to give drivers a competitive advantage while delivering a bold, unmistakable appearance.
June 10, 2026, 3:50 p.m. View Comments
2026 JConcepts ONS Round 2 Report
Check out the official JConcepts report from the 2nd round of the 2026 Outdoor National Series hosted by Adrenaline Raceway.
June 4, 2026, 8:09 p.m. View Comments
2026 JConcepts Spring Dirt Oval Nationals Report
This past weekend the JConcepts Dirt Oval crew headed to Illinois to BB Mods for the Spring Dirt Oval Nationals. 186 entries showed up to take part in the 2nd running of the event at BB Mods.
May 28, 2026, 7:48 p.m. View Comments

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New JConcepts 2026 Monster Truck Team Shirt
JConcepts has updated the team shirt with a new design for the big push incorporating the REACTOR monster truck kit.
May 26, 2026, 4:44 p.m. View Comments
New JConcepts Striker B7 and B84 Bodies
JConcepts reaches into their bag of tricks with the latest body for 1:10th off-road racing. The new Striker body, inspired by one of the fastest closed-wheel racing vehicles in the world, the LMP.
May 20, 2026, 5:43 p.m. View Comments
New JConcepts RC10 1989 Stealth Aluminum Steering Bellcranks
One of the best hop-ups that can be made to the RC10 1989 Stealth is to update the steering bellcranks with a more durable design. JConcepts now has you covered.
May 20, 2026, 6:42 p.m. View Comments
2026 ROAR 1/10th Scale Dirt Off-Road Nationals Podiums
SDRC Raceway hosted the 2026 ROAR 1/10th Scale Dirt Off-Road Nationals this past weekend with right around 170 entries, check out all of the podiums here curtesy of JConcepts.
May 18, 2026, 8:22 p.m. View Comments

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2026 Lone Star Nitro Challenge Results
Thornhill Racing Circuit hosted the 2026 Lone Star Nitro Challenge which also doubled as the 2026 IFMAR World's Warm-Up, check out all of the podiums here.
May 13, 2026, 7:27 p.m. View Comments
New JConcepts Typhon Grom P2 Performance Body
Concepts was hitting on all cylinders while completing the new P2 body to fit the Arrma Typhon Grom.
May 13, 2026, 8:55 a.m. View Comments
2026 INS Spring Indoor Nationals JConcepts Report
The second round of the JConcepts INS series took place this past weekend in Macomb, Michigan at RC One Raceway. Find the full JConcepts report here.
May 5, 2026, 8:07 p.m. View Comments
New JConcepts 2010 Ford Raptor Vertex-6 Crawler Body
In the 1:6th genre of RC, there are not a lot of body options on the market, and the Redcat seemed like a perfect candidate to add Ford looks with JConcepts proven performance.
May 1, 2026, 9:27 a.m. View Comments

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New JConcepts Purple Carpet/Turf Compound
JConcepts has released a new softer Purple compound for a few of the carpet or turf tire options for use when grip is low and traction is at premium. Check out the tire options available in the new Purple compound.
April 23, 2026, 8:06 p.m. View Comments
New JConcepts APC-X 12.3" Crawler Body
JConcepts launches a new 12.3” wheelbase crawler body into orbit with the release of the new APC-X shell. Built for the military style enthusiast, the Armored Personnel Carrier X packs a serious bundle of details into one pre-cut body item.
April 22, 2026, 8:24 p.m. View Comments
New JConcepts P2 Traxxas Rustler Clipless Body
Utilizing a proven P2 style body concept, the team from Groveland, Florida has built the ultimate performance and utility body that fits the famous Traxxas Rustler.
April 20, 2026, 8:10 p.m. View Comments
New JConcepts F2 Mojave Grom Body
A must have item for the Arrma driver is the new F2 body for the Mojave Grom. Something just feels right the way the new body shell from JConcepts sits on this chassis and assembles to their inner roll-cage and clipless body mounting system.
April 20, 2026, 8:30 p.m. View Comments

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New JConcepts B7.1 Radial Bearings
The JConcepts Radial bearing kits are built to last with NMB bearing quality, stainless steel materials, and precise tolerances.
April 14, 2026, 4:01 p.m. View Comments
New JConcepts Dragonator B84 Body
Heavily inspired by the early 2000’s dynamo, the JConcepts Dragonator whisks through the turns and brings creativity to another level.
April 14, 2026, 3:40 p.m. View Comments
New JConcepts Dragonator B7.1 Body
Heavily inspired by the early 2000’s dynamo, the JConcepts Dragonator whisks through the turns and brings creativity to another level.
April 14, 2026, 3:50 p.m. View Comments
New JConcepts Monster Truck Tire Sticks
Tire organization is key and with monster trucks, it’s difficult because of the size and nature of the product. JConcepts introduces new tire sticks which allow a driver to neatly group sets of tires together.
April 13, 2026, 7 p.m. View Comments

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New JConcepts RC10/RC10 4wd Aluminum Bellcranks
One of the best hop-ups that can be made to the RC10 and RC10T 4wd is to update the steering bellcranks with a more durable design.
April 13, 2026, 7:13 p.m. View Comments
New JConcepts Maxx/Kraton Pre-Mount Tire Options
JConcepts has released the popular Magma, Choppers, G-Locs. and Animal tread pattern pre-mounts in a size that fits the popular Maxx and Kraton kits.
April 13, 2026, 8 p.m. View Comments
New JConcepts Outlaw and Cheese Racer MT Tread Patterns
JConcepts has introduced the Outlaw and the Cheese Racer tread patterns for monster truck tire options.
April 13, 2026, 8:37 p.m. View Comments
New JConcepts FYR Crawler Tire Options
JConcepts has attempted to create one of the most detailed tread patterns for crawling and the result was the new FYR tread pattern using all the latest elements and trends.
April 8, 2026, 9:05 p.m. View Comments

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