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All Bikes/Lem/Lb50 R
Lem Lb50 R
Motocross

Lem Lb50 R

The Lem Lb50 R has a top speed of Estimated 65–75 km/h (note: estimate; varies significantly based on gearing and track conditions), produces Estimated 6–8 hp and weighs Estimated 45–55 kg. Motoryk rates it 6/10.

LEM LB50 Rは、主に若者やジュニアライダーを対象とした小排気量のオフロードバイクやモトクロスバイクを専門とするイタリアのメーカーLEM(Lavorazione Emiliana Metalli)が製造する50cc競技指向のオートバイです。LEMは1970年代から軽量競技用マシンを製造してきました。LB50 Rは、若いライダーにモトクロス競技に参加してもらうためのエントリーレベルのレーシングバイクとして設計されました。軽量な構造とレース対応のセットアップにより、ヨーロッパのジュニアレーシングサーキットで人気を博しました。

Estimated 6–8 hp

パワー

Estimated 6–7 Nm

トルク

Estimated 45–55 kg

ウェイト

Estimated 65–75 km/h (note: estimate; varies significantly based on gearing and track conditions)

トップスピード

Estimated 2.0–2.5 L/100km (note: estimate, as official figures are not widely published for this competition model)

燃料

ボディ

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購入者が知っておくべきこと

⚙️

Simple Engine Maintenance

The LEM LB50 R uses a basic 50cc two-stroke engine that is straightforward to maintain and repair, making it a practical choice for beginner riders. Parts are generally affordable and widely available through Italian and European suppliers.

⚠️

Watch for Carburetor Issues

A common issue on used LEM 50cc models is carburetor clogging or wear, especially if the bike has been stored without draining the fuel system. Always inspect the carb and fuel lines before purchasing a used example.

📉

Low Resale Value

As a budget-oriented Italian 50cc bike, the LEM LB50 R tends to depreciate quickly and holds modest resale value compared to brands like Honda or KTM. This makes it a cost-effective entry point, but expect limited return if you resell.

中古購入者レビュー

6.0/10
こんな方に最適
New riders wanting cheap urban Italian transport

"Decent city runabout if history checks out, avoid mystery examples."

$400-$1,200 used

The LEM LB50 R is a 50cc Italian-made mini motorcycle that sits in that awkward space between serious learner tool and glorified toy. For what it is, it's actually reasonably well built — the Italian pedigree shows in the frame quality and switchgear, which feels a cut above Chinese equivalents. Used examples are typically found in various states of neglect, so inspect the carburettor carefully and check the variator rollers on the CVT, because owners rarely service these properly. Performance is exactly what you'd expect from a restricted 50cc — adequate for urban commuting under 30mph but genuinely frustrating anywhere else. The front disc brake is a highlight, offering decent feel for the class. Suspension is softly sprung and wallows on broken tarmac, though it handles light road imperfections acceptably for short hops. Buy one as a first bike, a pit bike, or a cheap urban runaround. Don't expect longevity if the service history is sketchy — these engines hate neglect. A well-maintained example at the right money makes sense. A mystery-history bike is a gamble.

プロ
短所
次の場合はスキップ: You need reliability beyond city limits

Top 10 Accessories

Curated picks for the Lem Lb50 R — owned, ridden, recommended.

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よくある問題

🔥 1 CRITICAL
⚠️Carburetor gumming from ethanol fuel sitting MODERATE

Hard starting, rough idle, fuel smell in air filter

Fix cost: $50-$150
⚠️Drive belt wear and slipping MODERATE

Jerky engagement, squealing, inspect belt visually for cracks

Fix cost: $40-$80
🔥Transmission fluid leaks and gear hunting SERIOUS

Fluid level, ground stains, test all speed ranges

Fix cost: $100-$400
⚠️Deck spindle bearing failure MODERATE

Wobble or grinding noise when blades engaged

Fix cost: $60-$180

購入前チェックリスト

Cold-start the engine before buying
Engage blades and listen for bearing noise
Check hydrostatic transmission under load
Inspect frame for cracks near deck mounts

Decent budget mower, maintenance history matters most

Full Specifications

Engine Power Estimated 6–8 hp @ 8,000–9,000 rpm (note: estimate; exact figures not widely published)
Torque Estimated 6–7 Nm @ 7,000 rpm (note: estimate; official figures not widely available)
Top Speed Estimated 65–75 km/h (note: estimate; varies significantly based on gearing and track conditions)
Weight Estimated 45–55 kg (note: estimate for wet/curb weight; LEM bikes are known for very lightweight construction)
Fuel Consumption Estimated 2.0–2.5 L/100km (note: estimate, as official figures are not widely published for this competition model)
Type Motocross
Fairing No Fairing (Naked)

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Compare Lem Lb50 R Side-by-Side

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

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Community Reviews

Discussion

Frequently Asked Questions

What are common problems with the Lem Lb50 R? +

Carburetor gumming from ethanol fuel sitting: Hard starting, rough idle, fuel smell in air filter (moderate) | Drive belt wear and slipping: Jerky engagement, squealing, inspect belt visually for cracks (moderate) | Transmission fluid leaks and gear hunting: Fluid level, ground stains, test all speed ranges (serious)

Is the Lem Lb50 R a good motorcycle? +

Decent city runabout if history checks out, avoid mystery examples. Rating: 6.0/10. Best for: New riders wanting cheap urban Italian transport. Avoid if: You need reliability beyond city limits.

What is the horsepower of the Lem Lb50 R? +

The Lem Lb50 R produces Estimated 6–8 hp @ 8,000–9,000 rpm (note: estimate; exact figures not widely published), with Estimated 6–7 Nm @ 7,000 rpm (note: estimate; official figures not widely available) of torque. Top speed: Estimated 65–75 km/h (note: estimate; varies significantly based on gearing and track conditions).

Is the Lem Lb50 R good for beginners? +

Yes — the Lem Lb50 R is a reasonable choice for new riders (6 hp is manageable), weighing 45 kg. New riders wanting cheap urban Italian transport

Is the Lem Lb50 R reliable? +

Owners report 1 critical issue to watch for on the Lem Lb50 R, notably: Transmission fluid leaks and gear hunting (Fluid level, ground stains, test all speed ranges). Buy with a pre-purchase inspection.

Is the Lem Lb50 R good for daily use? +

New riders wanting cheap urban Italian transport Fuel: Estimated 2.0–2.5 L/100km (note: estimate, as official figures are not widely published for this competition model).

How fast is the Lem Lb50 R? +

The Lem Lb50 R reaches a top speed of Estimated 65–75 km/h (note: estimate; varies significantly based on gearing and track conditions), producing 6 hp at 45 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.

What gear should I buy for a Lem Lb50 R? +

Motoryk has curated a Top 10 gear list specifically for the Lem Lb50 R, covering engine oil, tires, chain, battery, and brake pads — see motoryk.com/bikes/lem/lb50-r/top10. Each pick is matched to this bike's spec.