Royal Enfield Guerrilla 450 XTR Pepo Custom: The Royal Enfield Guerrilla 450 is already a bold and modern addition to the iconic brand’s lineup, evolving from the Himalayan 450’s adventure-focused personality into a more road-friendly roadster. With the Guerrilla 450, Royal Enfield blended classic heritage with cutting-edge features like ride-by-wire throttle, TFT display, and liquid cooling – features that marked a new era for the brand. But what happens when you take this already modern machine and hand it over to a seasoned custom builder like Pepo Rosell of XTR Pepo? You get a beastly custom race bike that redefines the Guerrilla’s street character into a full-blown racer.
XTR Pepo, known for his radical transformations and track-ready customs, has worked his magic yet again. Based in Spain, Pepo has created some of the world’s most admired custom motorcycles. His signature aesthetic leans toward cafe racers, endurance racers, and minimalist street machines. With the Guerrilla 450, he has turned a capable roadster into a lean, aggressive race machine designed for performance, agility, and attitude. This build shows just how flexible and performance-ready the Guerrilla 450 platform is.
The transformation involved more than just cosmetic tweaks. The Guerrilla 450 has been stripped down and rebuilt with a focus on performance, track ergonomics, weight reduction, and speed. The body panels, seating posture, lighting setup, and even the mechanicals have been optimized for a purpose-built race feel. The result? A unique custom machine that blends Royal Enfield’s DNA with Pepo’s racing soul.
Specifications of the Custom Guerrilla 450 Race Bike
Component | Details |
---|---|
Base Model | Royal Enfield Guerrilla 450 |
Engine | 452cc, single-cylinder, liquid-cooled |
Power Output | Approx. 40 bhp (stock) – may be tuned higher |
Torque | 40 Nm (stock) |
Gearbox | 6-speed manual |
Suspension (Front) | USD forks (upgraded) |
Suspension (Rear) | Custom mono-shock setup |
Brakes | Disc brakes with upgraded calipers |
Exhaust | Custom performance exhaust |
Weight | Significantly reduced with lightweight components |
Tyres | Race-spec slick tyres |
Frame Modifications | Lightweight racing subframe and body kit |
Fuel Tank | Custom fabricated for racing ergonomics |
Performance & Handling
The Guerrilla 450 custom by XTR Pepo is built for racing – the kind that pushes machines and riders to their limits. Thanks to the stripped-down weight and tuned suspension, the handling is razor-sharp. With a more aggressive riding posture, riders get better control during high-speed cornering. The exhaust system not only looks raw and stylish but also improves throttle response and sound. While the core engine remains largely the same, subtle tuning makes it slightly more responsive in the mid and high range.
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Design & Aesthetics
Pepo Rosell’s design language is clearly visible in the aggressive styling and retro-race appeal. The sharp front fairing with a single headlight and the sculpted tail section give it a vintage endurance racer vibe. The motorcycle looks fast even when standing still. Blacked-out mechanical components, exposed frames, and minimalist decals enhance the visual drama. Every element serves a function – there’s no fluff here, only race-focused design.
Price & Launch Details
This custom version of the Guerrilla 450 is a one-off build and is not available for direct purchase through Royal Enfield dealerships. However, builds like these give insight into how versatile the Guerrilla 450 platform can be for enthusiasts and customizers.
- Estimated Custom Build Cost: ₹3.5 – ₹4.5 lakh (including donor bike and modifications)
- Base Guerrilla 450 Price (India): ₹2.39 lakh – ₹2.59 lakh (ex-showroom)
- Launch Date of Base Model: Expected in India by Q3 2025

What This Custom Build Means for Enthusiasts
The Royal Enfield Guerrilla 450 by XTR Pepo proves that the brand has finally delivered a platform worthy of serious custom attention beyond just aesthetics. The new Sherpa 450 engine and chassis offer flexibility, power, and reliability that builders like Pepo can take advantage of to create real performance-oriented machines.
This also signals a larger shift in Royal Enfield’s approach – no longer just retro cruisers, but versatile motorcycles built for real-world performance and personalization. The custom Guerrilla 450 is a dream machine for track lovers, café racer fans, and performance junkies alike.
Royal Enfield Guerrilla 450 XTR Pepo Custom Conclusion
Royal Enfield’s evolution with the Guerrilla 450 is commendable, and the XTR Pepo custom build highlights just how much potential the motorcycle has. It’s more than just a modern roadster – it’s a canvas for racing dreams. While not everyone may get their hands on this one-off machine, it certainly ignites imagination and excitement in the custom bike community.
With the growing culture of personalization and performance in India and beyond, the Guerrilla 450 could easily become the next big platform for both factory accessories and custom builds. If Royal Enfield plays it right, we could see a future where factory-supported racing kits become a reality. For now, we enjoy the art of what XTR Pepo has created – a true tribute to the modern-day racer.
Royal Enfield Guerrilla 450 XTR Pepo Custom FAQs
1. Who is XTR Pepo and why is this build significant?
XTR Pepo is a renowned custom motorcycle builder from Spain, famous for race-inspired builds. His work on the Guerrilla 450 shows how the bike’s new architecture allows for serious performance-focused customization, a shift from Royal Enfield’s traditional style.
2. Is the XTR Pepo version of the Guerrilla 450 available for purchase?
No, this is a one-off custom build. However, such builds inspire enthusiasts and aftermarket suppliers to offer kits or parts to replicate similar looks and performance.
3. What changes were made to the Guerrilla 450 in this custom build?
The bike was fitted with custom racing fairings, clip-on handlebars, modified suspension, racing wheels and tires, a performance exhaust system, and a stripped-down race-ready electrical system – all aimed at enhancing track performance.
4. When is the standard Guerrilla 450 launching in India?
The Royal Enfield Guerrilla 450 is expected to launch in Q3 2025. It will serve as a modern roadster derived from the Himalayan 450 platform, offering similar engine specs with a different riding character.
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