








104354-74
Slash Modified BL-2S 1/10 Scale
You Might Need
Popular Upgrades
Spare Parts
MODEL SPECS


| Model Name: | Slash Mudboss BL-2s |
|---|---|
| Model Type: | Short Course Trucks |
| Model Speed: | 35+ |
| Model Skill Level: | 1 |
| Scale: | 1/10 |
| Weight: | 5.62 pounds (2.55 kg) |
| Length: | 25.8 inches (656 mm) |
| Width: | 12.3 inches (313 mm) |
| Front Track: | 12.3 inches (313 mm) |
| Rear Track: | 12.3 inches (313 mm) |
| Height: | 8.52 inches (216 mm) |
MOTOR SPECS

| Motor Name: | BL-2s 3300 kV |
|---|---|
| Motor Type: | Sensorless brushless |
| Motor Weight: | 7.51 ounces (213 g) |
| Motor Length: | 3.15 inches (80 mm) |
| Motor Diameter: | 1.42 inches (36 mm) |
| Motor Shaft Size: | 3 mm |
| Motor Connector Type: | Traxxas Quick Connect Motor Plug |
ESC SPECS

| ESC Name: | BL-2s Electronic Speed Control |
|---|---|
| ESC Type: | Brushless |
| ESC Case Size: | 1.53″ (39 mm) x 2.31″ (59 mm) x 1.21″ (31 mm) |
| ESC Weight: | 3.07 ounces (87 g) |
| Motor Connectors: | Traxxas Quick Connect Motor Plug |
| Battery Connectors: | Traxxas High-Current Connector |
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Clipless Dirt Oval Body
- Tough front and rear tube-style bumpers
- Body reinforcements to prevent pull-through damage
- Roll cage with molded driver figure
- Holds tight for intense action
- Quick and easy removal
- Smooth appearance with no body posts or clips
- Full-width molded rear wing
-
Extreme Heavy Duty Upgrade Parts Installed
- Strengthened C-hubs, axle carriers, and steering blocks
- Extreme heavy duty driveshafts
-
BL-2s™ Waterproof Electronic Speed Control
- Heat sink accepts accessory cooling fan
- Three programmable drive profiles
- Sport Mode - forward / brake / reverse
- Race Mode - forward / brake
- Training Mode™ - 50% forward / brake / 50% reverse (patented)
- Traxxas EZ-Set® one-button setup
- LiPo and NiMH compatible with two-stage low-voltage detection
- NiMH battery packs: 6-7 cells (7.2 to 8.4 volts)
- LiPo battery packs: 2 cells (7.4 volts)
-
3300 kV Brushless Motor
- Integrated cooling fan
- Low-maintenance design
- Efficient ball bearings
- 3300 kV
-
TQ™ 2.4 GHz 2-Channel radio system
- Ergonomic transmitter with internal antenna
- Traxxas 6519 3-channel micro receiver with fail-safe security
-
Magnum 272R™ Transmission
- Heavy-duty low-CG case
- Thick 3.2 mm aluminum motor plate
- Case supported bearings
- Fixed gear mesh
- High-strength steel gears
- Sealed bevel-gear differential
- Easy differential access
- Heavy-duty low-CG case
-
Steering
- Chassis-mounted 2075 servo
- Dual bellcrank design with integrated servo saver
-
Low-CG Chassis
- Modular composite tub design
- Secure battery hold-down latch
- Side nerf bars for impact resistance
-
Suspension
- Heavy duty suspension arms
- 4 mm adjustable steel turnbuckles
- Captured links won’t pop off
-
Aluminum PTFE-coated GTR Shocks
- Titanium nitride coated shafts
- 70% more oil capacity than standard Ultra Shocks
- Threaded bodies with adjustable spring collars
-
Drivetrain
- Torque Control™ slipper clutch
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Wheels and Tires
- Graphite gray "steelie" dirt oval wheels
- 2.2″ outer diameter, 3″ inner diameter
- Licensed Hoosier® Angle Block racing tires
- Wide tread blocks for consistent and predictable performance
- Graphite gray "steelie" dirt oval wheels
- Rubber-Sealed Ball Bearings
- Precision Hex Hardware


What’s In The Box:
- Slash Mudboss with BL-2s ESC and 3300 kV motor
- Quick Start Guide
- TQ™ 2.4 GHz radio system
- High quality maintenance tools
- Decal sheets with livery numbers
What You’ll Need:
- Batteries
Slash Mudboss requires a single NiMH or LiPo battery. See full list of batteries.
- Charger
Traxxas EZ-Peak Live charger (2971) is recommended for easy and fast charging performance.
- AA Alkaline Batteries
Four AA alkaline batteries for the transmitter.
Includes:
- (1) Slash Modified 1/10 RTR 2WD Dirt Oval Racer
- (1) 2.4GHz Radio System
- (1) Instruction Manual
Needed To Complete:
- (1) 2S LiPo Battery with Traxxas ID Connector
- (1) Compatible Battery Charger
- (4) AA Batteries for Transmitter
Specifications:
| Scale | 1:10 |
|---|---|
| Drive | 2WD |
| Power Source | 2S LiPo |
| Length | 25.8in (656mm) |
| Wheelbase | 13.1in (333mm) |
| Width | 12.3in (313mm) |
| Height | 8.52in (216mm) |
| Weight (w/o Battery) | 5.62lbs (2.55kg) |
| Assembly Level | RTR |
| Motor: | BL-2s 3300Kv Brushless |
| ESC | BL-2s |
| Connector | Traxxas ID |
| Servo | Digital 2075 |
| Front | "steelie" |
| Rear | "steelie" |
| Hex | 12mm |
| Front | Licensed Hoosier® Angle Block |
| Rear | Licensed Hoosier® Angle Block |
1/10 Scale Modified Oval Racing Action!
The Slash® Modified from Traxxas® is built for high-performance dirt oval racing. Featuring robust Extreme Heavy Duty components and a powerful BL-2s™ brushless system, this ready-to-run racer delivers exceptional speed, durability, and track dominance. With advanced features like a Magnum 272R™ transmission, clipless race body, and replica Hoosier tires, the Slash Modified offers unbeatable reliability and race-winning performance right out of the box.
About the Slash Modified
BL-2s Brushless Power System
The BL-2s brushless system delivers outstanding speed, rapid acceleration, and precise throttle control. Its internal cooling fan and high-efficiency design ensure long-lasting performance. With no brushes to wear out, this 3300 Kv motor provides low-maintenance durability for extended race sessions.
Extreme Heavy Duty Components
Designed to handle rough racing conditions, the Slash Modified comes equipped with Extreme Heavy Duty suspension arms, axles, and drivetrain parts. These upgrades enhance durability and ensure reliability through the toughest competition, keeping you in the race until the end.
Pro Series Magnum 272R™ Transmission
The Magnum 272R transmission features all-metal gears, a sealed silicone-filled differential, and an aluminum motor plate for maximum durability and performance. Its low-CG design improves weight distribution, offering superior traction and handling for tight track maneuvers.
Features:
- BL-2s brushless power system
- Extreme Heavy Duty suspension and drivetrain components
- Pro Series Magnum 272R transmission
- Clipless race body with internal reinforcement
- Replica Hoosier Angle Block tires on graphite gray wheels
- Aluminum GTR shocks with threaded collars
- Low-CG chassis for improved handling
- Ready-To-Race® straight out of the box
- Highly detailed dirt oval design
- Designed for all-day racing durability
Pairs well with
Easy to use for beginners
Durable build for long-lasting fun
Quick recharge and extended range for all-day play
Perfect for pools, lakes, and calm rivers

Slash Modified BL-2S 1/10 Scale
Product details
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We offer a wide range of RC vehicles including airplanes, drones, helicopters, cars, trucks, boats, and a full selection of parts and upgrades for each.
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Most of our models are RTR (Ready to Run) or RTF (Ready to Fly), meaning they include everything you need out of the box. Some kits may require minimal assembly—check the product description for details.
Do you offer replacement parts?
Yes! We stock replacement parts for most models we sell. If you’re not sure which part you need, contact our support team and we’ll help you find the right match.
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Orders typically ship within 1–2 business days. Delivery time depends on your location, but most customers in the U.S. receive their orders within 3–7 business days.
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