Hand-built in California by Electro & Co., the RTR XL is the largest, longest, and most composed machine in our lineup. This isn’t just a stretched bike—it’s a purpose-built XL platform engineered for full-size geometry and high-speed stability.
The 72v Alpha Powertrain, featuring our Revolver Motor, delivers a staggering 16,000 watts of peak power. It provides explosive hole shots and a 65+ mph top speed, all while remaining smooth and predictable. Paired with a 72v 35Ah Samsung hot-swappable battery, you have the range and convenience to stay on the trail longer.
Designed for riders who want more room without losing the edge. With extended forks, a rigid extended swingarm, and a 46.5-inch wheelbase, this bike bridges the gap between pit bike agility and full-size dirt bike confidence.
Alpha Performance: 16kW output with 420 moto chain and two power modes + Hole Shot mode.
Full-Size Feel: 32-inch seat height, taller bars, and 17″/14″ Kenda tires for a commanding stance.
Pro-Level Hardware: 4-piston disc brakes and E&C Tuned fully adjustable suspension (Firm).
Ready for You: Quick-release seat, LCD display, and adjustable ultra-grippy pegs.
LEAD TIME: Currently shipping in March. We will personally contact you to confirm shipping details after your order is placed.
Need help choosing the right spec? Call us at 916-922-3333 ext. 1.
The ETM RTR XL stands alone as the fastest and most proper big-wheel pit bike available today. Proper Size. Proper Power. Proper Speed.
SHIPPING DETAILS:
The ETM RTR XL delivers elite-level electric performance with a massive 72V Alpha system and a peak power of 16,000W. Engineered by Electro & Company on a purpose-built, extended chassis, it offers explosive torque, customizable power modes, and a top speed of 65+ mph. It is the ultimate choice for riders who demand full-size stability, aggressive trail power, and unmatched big-wheel control.
Built for serious off-road dominance, the ETM RTR XL features a purpose-built, extended tubular steel frame and a rigid extended swingarm designed to handle massive power. With its 46.5-inch wheelbase and MX-style fully adjustable suspension (Firm), it provides the precision, straight-line tracking, and big-wheel confidence needed to dominate the trails.
Experience the raw intensity of the XL’s 16,000W peak-output Revolver Alpha motor, reaching speeds of 65+ MPH. With two power modes plus a dedicated Hole Shot mode, this machine is tuned for adults and serious riders who want a full-size riding position without sacrificing the explosive agility and mid-range pull that defines the ETM platform.
We know range matters for big rides, so we equipped the ETM RTR XL with a class-leading 72v 35Ah Samsung battery pack, expandable up to 45Ah. Our fully hot-swappable battery system allows you to swap packs in seconds with no tools required, ensuring you spend less time in the garage and more time ripping at full power
DRIVETRAIN
Dimensions& weight
chassis DRIVETRAIN| 🔧 MOTOR | The ETM RTR XL is powered by the E&C Revolver Alpha 65H IPM Brushless Motor. This high-efficiency motor is engineered for extreme duty, delivering a massive 16,000W of peak output. With a 180°C thermal rating and a wider powerband, it provides relentless mid-range pull and a top speed of 65+ mph, making it the fastest big-wheel pit bike on the market. |
| 🧠 RIDE MODES | The XL features a specialized power delivery system managed via the bar-mounted digital display. It includes Two Primary Power Modes plus a dedicated Hole Shot Mode:
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| ⚡ BATTERY | The XL comes standard with a high-capacity 72V 35Ah Samsung lithium-ion battery. Like the rest of the RTR lineup, it features a tool-free hot-swappable design with a quick-release seat latch. This pack is fully expandable up to 72V 45Ah for riders demanding maximum range and endurance on longer trail loops. |
| 🔋 CHARGING | The system includes a 4.5A Charger, providing a full recharge in 1–4 hours. The XL is 12A Fast Charge Ready, allowing you to cut down turnaround times significantly with the EMX® 12A charger upgrade, keeping you on the dirt instead of at the outlet |
| ⚙️ CONTROLLER | The XL utilizes the E&C Alpha Controller, a high-amperage unit specifically tuned to harness the Revolver motor’s 16kW potential. It is housed in an extra-rigid frame with integrated cooling and modular mounts, ensuring the electronics stay cool and protected even during aggressive, high-speed riding. |
Dimensions& weight| Bike Weight | 145 lbs (with battery) — precision-engineered to maintain a high power-to-weight ratio despite the larger XL frame |
| Wheelbase | 46.5″ (1180mm) — extended for high-speed stability and superior straight-line tracking on rough terrain |
| Seat Height | 32″ (810mm) — a taller, more natural full-size riding position that accommodates adults and taller riders comfortably |
| Max Weight Capacity | 250 lbs — reinforced tubular steel frame and firm-tuned suspension built to handle aggressive adult riders. |
| Tire Stance | 17″ Front / 14″ Rear — the “Big Wheel” standard, providing increased ground clearance and a more composed ride over obstacles. |
chassis| 🛠 REAR SUSPENSION | The ETM RTR XL features a pro-grade E&C Tuned DNM Adjustable Rear Shock, valved with a Firm setting to handle the massive 16,000W output. This is paired with an Extra Rigid Extended Swing Arm and CNC MX-style axle blocks, providing superior high-speed stability and straight-line tracking that standard pit bikes can’t match. |
| 🔭 FRONT SUSPENSION | Equipped with 48mm E&C Tuned Extended Fully Adjustable Forks. These forks are extended to match the XL’s larger geometry and are “Firm” tuned to provide pro-level bottoming resistance and front-end confidence during aggressive trail riding and jumps |
| 🛑 BRAKES | To harness the Alpha’s extreme speed, the XL is outfitted with 4-Piston Hydraulic Disc Brakes on both the front and rear. These high-performance calipers offer massive clamping force and superior heat dissipation, delivering reliable, “one-finger” stopping power with minimal fade even on the fastest descents |
| 🛞 TIRES & WHEELS | The XL moves up to a “Big Wheel” stance for maximum ground clearance and a more composed ride:
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| 🔩 TRANSMISSION | The XL utilizes a high-strength 420 Moto Chain to transfer power from the 16,000W Revolver Alpha motor. This single-speed direct-drive system is optimized for instant torque and zero-maintenance simplicity. It includes Two Power Modes plus a dedicated Hole Shot Mode for maximum launch control. |
| 🎨 MODEL DETAILS |
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