Arrma Complete Model Guide
Comprehensive guide to all Arrma RC models: bashers, racers, crawlers, and speed demons.
Arrma Complete Model Guide
Arrma builds the toughest bashers and fastest racers. This guide covers every major model line from 1/10 to 1/5 scale.
Monster Trucks & Bashers
Kraton 6S BLX V2 (The Monster)
| Spec | Detail |
|---|---|
| Scale | 1/8 |
| Motor | 2050kV brushless |
| Battery | 4S–6S LiPo (70+ mph) |
| Price | $549–$649 |
| Best For | Extreme bashing, jumps |
Why it's legendary: EXB (Extreme Bash) chassis, clipless body, 6S power. Built to survive 50ft jumps.
Kraton 8S BLX (The Beast)
| Spec | Detail |
|---|---|
| Scale | 1/8 |
| Motor | 1200kV brushless |
| Battery | 8S LiPo (100+ mph) |
| Price | $899–$999 |
| Best For | Speed records, competition |
Why it's insane: 8S power in 1/8 scale. Spektrum Firma 200A ESC handles the current.
Granite 4x4 3S BLX (The Starter)
| Spec | Detail |
|---|---|
| Scale | 1/10 |
| Motor | 3300kV brushless |
| Battery | 3S LiPo (50+ mph) |
| Price | $299–$399 |
| Best For | Beginners, all-terrain |
Stadium Trucks
Big Rock 3S BLX (The All-Terrain King)
| Spec | Detail |
|---|---|
| Scale | 1/10 |
| Motor | 3300kV brushless |
| Battery | 3S LiPo (50+ mph) |
| Price | $299–$399 |
| Best For | Dirt tracks, jumps, bashing |
Why it's popular: Wide stance, tough chassis, great for learning.
Vorteks 3S BLX (The Track Truck)
| Spec | Detail |
|---|---|
| Scale | 1/10 |
| Motor | 3300kV brushless |
| Battery | 3S LiPo (60+ mph) |
| Price | $349–$449 |
| Best For | Stadium racing, oval tracks |
Buggy Lineup
Typhon 3S BLX (The Racer)
| Spec | Detail |
|---|---|
| Scale | 1/10 |
| Motor | 3300kV brushless |
| Battery | 3S LiPo (60+ mph) |
| Price | $349–$449 |
| Best For | Buggy racing, tracks |
Typhon 6S BLX V2 (The Speed Demon)
| Spec | Detail |
|---|---|
| Scale | 1/10 |
| Motor | 2050kV brushless |
| Battery | 6S LiPo (80+ mph) |
| Price | $549–$649 |
| Best For | Competitive racing |
Street Basher
Infraction 6S BLX (The Street King)
| Spec | Detail |
|---|---|
| Scale | 1/10 |
| Motor | 2050kV brushless |
| Battery | 6S LiPo (70+ mph) |
| Price | $549–$649 |
| Best For | Asphalt bashing, drift |
Why it's unique: Low center of gravity, wide stance, drift-capable.
1/5 Scale Monster
Outcast 8S BLX (The Giant)
| Spec | Detail |
|---|---|
| Scale | 1/5 |
| Motor | 1200kV brushless |
| Battery | 8S LiPo (100+ mph) |
| Price | $1,299–$1,499 |
| Best For | Extreme scale, speed records |
Why it's massive: 1/5 scale, 8S power, real truck tires. Insane presence.
Micro & Mini
Grom 2S BLX (The Pocket Basher)
| Spec | Detail |
|---|---|
| Scale | 1/18 |
| Motor | 3300kV brushless |
| Battery | 2S LiPo (40+ mph) |
| Price | $149–$199 |
| Best For | Indoor bashing, kids |
Maintenance by Model Type
6S/8S Bashers (Kraton, Outcast)
- ESC cooling: Mandatory fan + heatsink
- Diff oil: 7000wt rear, 5000wt front
- Shock rebuild: Every 15 packs
- Gear check: Critical for high torque
3S All-Terrain (Granite, Big Rock)
- Bearing lube: Weekly
- Slipper adjustment: Monthly
- Servo horn: Metal gear upgrade recommended
Racing Models (Typhon, Vorteks)
- Camber/toe: Check weekly
- Shock oil: 30wt front, 35wt rear
- Tire glue: Reapply every 5 runs
Top Arrma Upgrades
| Upgrade | Cost | Benefit | Best For |
|---|---|---|---|
| EXB chassis parts | $50–$150 | Crash protection | All models |
| Metal gear servo | $60–$120 | Steering durability | All models |
| Spektrum Firma ESC | $150–$250 | Power handling | 6S+ models |
| Aluminum shocks | $80–$120 | Better damping | Racing |
| Brass diff weights | $40–$80 | Traction | Crawlers |
Arrma Stability Management (DSC)
What it is: Dynamic Stability Control — prevents flips and spinouts.
How it works: Auto-adjusts throttle/braking based on lean angle.
Best for: Beginners, high-speed runs, learning jumps.
Tuning: Spektrum transmitter menu → 0–100% sensitivity.
Common Arrma Problems & Fixes
| Problem | Cause | Fix |
|---|---|---|
| Motor won't spin | ESC throttle calibration | Full throttle → full brake → neutral sequence |
| Steering twitchy | Servo horn loose | Tighten servo horn screw |
| Differential slipping | Low oil | Drain and refill diffs |
| Shock leaking | Worn seals | Rebuild with new O-rings |
| Body won't stay on | Clipless system loose | Check body posts |
Pro Tips from the Arrma Community
- EXB parts first — Extreme Bash upgrades are worth every penny
- 6S power is addictive — Start with 4S, upgrade when ready
- Join ARRMA Forum — Best place for model-specific advice
- Waterproofing is key — Electronics survive rain, mud, jumps
- Keep spare diffs — High-torque models wear them fast
- DSC is your friend — Use it while learning, disable for racing
Remember: Arrma builds bashers that survive what others break. Push the limits, but respect the maintenance schedule. 🏁