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All Bikes/Swm/Silverback 400
Swm Silverback 400
Scrambler

Swm Silverback 400

The Swm Silverback 400 has a top speed of approximately 145 km/h (estimated), produces approximately 35 hp and weighs approximately 165 kg. Motoryk rates it 6.5/10.

The SWM Silverback 400 is a modern adventure/dual-sport motorcycle produced by the revived Italian brand SWM Motorcycles, which was re-established in 2014 after acquiring assets from Husqvarna. The Silverback 400 was introduced around 2017-2018 as part of SWM's push into the mid-size adventure touring segment, targeting riders seeking a capable and affordable off-road-oriented machine. It is notable for using a Chinese-built engine platform while maintaining European design influence, offering a budget-friendly entry into the adventure bike market.

approximately 35 hp

Power

approximately 35 Nm

Torque

approximately 165 kg

Weight

approximately 145 km/h (estimated)

Top Speed

3.5 L/100km or approximately 28.5 km/L (typical real-world average)

Fuel

Naked

Body

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๐Ÿ”ง Service Schedule & Parts

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๐Ÿ“ What's due on yours?
SWM Silverback 400 (RX400S / Scrambler)
Service item Every Typical cost Parts
๐Ÿ›ข๏ธ Engine oil + oil filter 6,000 km / 3,500 mi or 12 mo $40-80 ๐Ÿ›ข๏ธ Buy โ†’   โš™๏ธ Buy โ†’
๐ŸŒฌ๏ธ Air filter 12,000 km / 7,500 mi โ€” ๐ŸŒฌ๏ธ Buy โ†’
โšก Spark plugs 12,000 km / 7,500 mi โ€” โšก Buy โ†’
๐Ÿ”ง Valve clearance check 24,000 km / 15,000 mi $200-400
๐Ÿ”— Chain & sprockets 25000-40000 km (replace) $150-300 ๐Ÿ”— Buy โ†’
๐Ÿ›‘ Brake pads 15000-30000 km $30-60 ๐Ÿ›‘ Buy โ†’
๐Ÿ’ง Brake fluid 24,000 km / 15,000 mi or 2 yr โ€”
๐ŸงŠ Coolant 24,000 km / 15,000 mi โ€”
๐Ÿ›ž Tires 10000-20000 km $200-400 ๐Ÿ›ž Buy โ†’
๐Ÿ”ฉ Major service 24,000 km / 15,000 mi $300-600
๐Ÿ’ฐ Annual upkeep ~$350-650 ๐Ÿ”ฉ Reliability 7/10 Chinese-Italian 400cc single-cylinder adventure/scrambler with Husqvarna-derived engine heritage; reliable if serviced regularly but parts availability can be limited outside Europe.

Video Review

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What Buyers Should Know

โš™๏ธ

Proven Engine Foundation

The Silverback 400 uses a Husqvarna-derived single-cylinder engine architecture, giving it a solid reliability pedigree. Regular oil changes and valve checks are key to keeping it running strong long-term.

โš ๏ธ

Watch Electrical Components

Early SWM models had reported issues with electrical connections and charging system reliability, so inspect wiring and test the battery/charging output before buying used. Ensure all lights and instruments function correctly.

๐Ÿ’ฐ

Budget-Friendly Resale

SWM bikes depreciate faster than mainstream brands like KTM or Husqvarna due to lower brand recognition, making used examples excellent value for budget-conscious adventure riders. Parts availability can be limited, so factor that into ownership costs.

Used Buyer Review

6.5/10
Best for
Self-sufficient riders comfortable with DIY wrenching

"Capable niche adventurer ruined by catastrophic parts and dealer support."

$3,500-$5,500 used

The SWM Silverback 400 is basically a rebadged Husqvarna TR650 Terra underneath, which means the bones are solid even if the brand recognition is almost zero. That Royal Enfield-sourced single makes decent torque for trail riding and light adventure work, and the chassis handles gravel roads and forest tracks without complaint. Find a good one and you've got a capable mid-size ADV bike for not much money. Here's the honest part though โ€” parts availability is genuinely painful. SWM never established a strong dealer network and tracking down specific components can mean weeks of waiting or fabricating your own solutions. Inspect any used example carefully for bodged repairs, because owners often went DIY out of necessity rather than choice. Check the cooling system, brake lines, and electrical connectors particularly hard. If you can find a well-maintained example from a mechanically competent owner, the Silverback 400 offers genuine value. Budget an extra few hundred for a parts stockpile immediately after purchase. This isn't a bike for someone who needs a dealer down the road.

Pros
Cons
Skip if: You need reliable dealer support nearby

Top 10 Accessories

Curated picks for the Swm Silverback 400 โ€” owned, ridden, recommended.

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Common Problems

๐Ÿ”ฅ 1 CRITICAL
โš ๏ธElectrical gremlins, ECU and sensor faults MODERATE

Check for fault codes, test all lights and sensors

Fix cost: $100-$400
๐Ÿ”ฅCooling system leaks, radiator hose failures SERIOUS

Inspect hoses, coolant level, look for residue stains

Fix cost: $80-$250
โš ๏ธRear suspension linkage wear and noise MODERATE

Bounce rear end, listen for clunks and play

Fix cost: $100-$300
๐Ÿ’กHard starting, fuelling issues when cold MINOR

Cold start test, check throttle body and injector

Fix cost: $50-$150

โœ…Pre-Purchase Checklist

โ˜Check service history and oil condition
โ˜Test ride cold start and warm running
โ˜Inspect frame for cracks near welds
โ˜Verify parts availability in your region

Decent budget bike, parts availability can be problematic

Full Specifications

Engine Power approximately 35 hp @ 8,000 rpm (estimated)
Torque approximately 35 Nm @ 6,000 rpm (estimated)
Top Speed approximately 145 km/h (estimated)
Weight approximately 165 kg (wet/curb weight)
Fuel Consumption 3.5 L/100km or approximately 28.5 km/L (typical real-world average)
Type Scrambler
Fairing No Fairing (Naked)

Rivals & Alternatives

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Compare Swm Silverback 400 Side-by-Side

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Specs, power, weight & buyer verdict โ€” head-to-head with the bikes most often cross-shopped.

More Swm Silverback 400 Guides

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Community Reviews

Discussion

Swm Silverback 400 Videos

๐Ÿ’ฌ "Capable niche adventurer ruined by catastrophic parts and dealer support."

Frequently Asked Questions

What are common problems with the Swm Silverback 400? +

Electrical gremlins, ECU and sensor faults: Check for fault codes, test all lights and sensors (moderate) | Cooling system leaks, radiator hose failures: Inspect hoses, coolant level, look for residue stains (serious) | Rear suspension linkage wear and noise: Bounce rear end, listen for clunks and play (moderate)

Is the Swm Silverback 400 a good motorcycle? +

Capable niche adventurer ruined by catastrophic parts and dealer support. Rating: 6.5/10. Best for: Self-sufficient riders comfortable with DIY wrenching. Avoid if: You need reliable dealer support nearby.

What is the horsepower of the Swm Silverback 400? +

The Swm Silverback 400 produces approximately 35 hp @ 8,000 rpm (estimated), with approximately 35 Nm @ 6,000 rpm (estimated) of torque. Top speed: approximately 145 km/h (estimated).

Is the Swm Silverback 400 good for beginners? +

Yes โ€” the Swm Silverback 400 is a reasonable choice for new riders (35 hp is manageable), weighing 165 kg. Self-sufficient riders comfortable with DIY wrenching

Is the Swm Silverback 400 reliable? +

Owners report 1 critical issue to watch for on the Swm Silverback 400, notably: Cooling system leaks, radiator hose failures (Inspect hoses, coolant level, look for residue stains). Buy with a pre-purchase inspection.

Is the Swm Silverback 400 good for daily use? +

Self-sufficient riders comfortable with DIY wrenching Fuel: 3.5 L/100km or approximately 28.5 km/L (typical real-world average).

How fast is the Swm Silverback 400? +

The Swm Silverback 400 reaches a top speed of approximately 145 km/h (estimated), producing 35 hp at 165 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.

What gear should I buy for a Swm Silverback 400? +

Motoryk has curated a Top 10 gear list specifically for the Swm Silverback 400, covering engine oil, tires, chain, battery, and brake pads โ€” see motoryk.com/bikes/swm/silverback-400/top10. Each pick is matched to this bike's spec.