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All Bikes/Ktm/690 Duke
Ktm 690 Duke
Naked

Ktm 690 Duke

The Ktm 690 Duke has a top speed of 175 km/h, produces 73 hp and weighs 149 kg. Motoryk rates it 7.8/10.

A KTM 690 Duke foi lançada em 2007 como sucessora da 640 Duke, apresentando um novíssimo motor LC4 monocilíndrico e se estabelecendo como a motocicleta monocilíndrica de produção mais potente do mundo na época. Ele passou por uma grande reformulação em 2012, com ergonomia e eletrônica aprimoradas, e novamente em 2016 com refinamentos na injeção de combustível e uma atualização da estrutura de treliça, consolidando sua reputação como o lutador de rua monocilíndrico de referência. É famoso por seu manuseio leve e instável e forte torque de médio alcance, tornando-o o favorito entre ciclistas urbanos e aqueles que buscam uma experiência de pilotagem envolvente e minimalista.

73 hp

Poder

73 Nm

Torque

149 kg

Peso

175 km/h

Velocidade máxima

4.5–5.5 L/100km (typical real-world average)

Combustível

Nua

Corpo

search Inspecione esta bicicleta agora

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O que os compradores devem saber

⚙️

Single-Cylinder Powerhouse

The 690 Duke uses a 693cc LC4 single-cylinder engine producing ~73hp, making it one of the most powerful single-cylinder street bikes ever made. This unique engine delivers strong mid-range torque with a distinctive character unlike any parallel twin or inline-four.

🔧

Watch the Valve Clearances

The LC4 engine requires diligent valve clearance checks every 6,000 miles — skipping this is the most common cause of costly engine damage on high-mileage bikes. Always verify service history before buying used.

💰

Holds Value Well

The 690 Duke retains resale value better than most middleweight nakeds due to its niche appeal and limited competition in the high-performance single-cylinder segment. A well-maintained example rarely sits unsold for long.

Gerações e especificações por ano

2008–2011 Gen 1

Lançado com motor monocilíndrico LC4 de 654 cc, estrutura de treliça, suspensão WP e estilo minimalista de supermoto.

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8.1/10

"Single cru e efervescente que reconectou meu cérebro."

Nada me preparou para o quão viva essa coisa parecia saindo de uma curva lenta — aquele pára-choque de 654 cc dispara um soco físico nos pinos toda vez que você acelera além de 4.000 rpm, e o trânsito da cidade se torna genuinamente divertido em vez de uma tarefa árdua. A estrutura da treliça e a suspensão WP estão classificadas adequadamente; ela muda de direção como se não pesasse nada, porque, em relação ao que faz, basicamente não pesa. Honestamente, porém, a vibração acima de 130 km/h é intrusiva o suficiente para anestesiar suas mãos em um longo trecho de rodovia, e os primeiros exemplos tinham problemas de confiabilidade com o sensor de posição do acelerador e o abastecimento de combustível que deixaram alguns proprietários presos. Não é uma bicicleta de turismo, não está tentando ser, e se você lutar contra essa realidade, vai odiá-la — mas dirija-a como a ferramenta hooligan que é e muito pouco mais nessa faixa de preço chega perto.

Prós

+Manuseio telepático e leve
+Personagem única viciante de torquey
+Suspensão WP à prova de bomba diretamente da caixa
+Presença rodoviária genuinamente única

Contras

Vibração forte em velocidades de rodovia
Gremlins de abastecimento precoce, problemas de TPS
O conforto do assento expira rapidamente
Melhor para: Hooligans urbanos que desejam teatro mecânico Ignore se: Você viaja longas milhas de rodovia
2012–2018 Gen 2

Novo motor de 690 cc com eixo balanceador, chassi revisado, ride-by-wire, controle de tração e ergonomia atualizada.

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2019–2024 Gen 3

Conformidade com Euro 5, motor de 693 cc atualizado, ABS nas curvas, controle de tração sensível à inclinação, nova tela TFT.

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Avaliação do comprador usado

7.8/10
Melhor para
Experienced riders wanting lightweight technical road weapon

"Brilliant bike that punishes neglect — buy smart, ride brilliantly."

$4,500-$7,500 used

The 690 Duke is one of those bikes that either gets completely under your skin or absolutely drives you mad — sometimes both in the same week. That LC4 single thumps with genuine character, and the chassis is so sharp it'll embarrass sportbikes through tight technical roads. KTM got the balance right here: light, flickable, with brakes that actually work. But here's the honest truth about buying one used — you're inheriting someone else's maintenance headaches if you're not careful. The valve service intervals are short and expensive, and previous owners frequently skip them. Check service history religiously. Pre-2016 models had some fuel pump gremlins and the orange paint seems to find every stone chip on the motorway. Post-2016 bikes are significantly more refined and worth the premium. Budget an extra $500-800 for a proper inspection and immediate consumables because these bikes get ridden hard by people who think maintenance is optional.

Prós
Contras
Ignore se: You hate single-cylinder vibration or skimping maintenance

Top 10 Accessories

Curated picks for the Ktm 690 Duke — owned, ridden, recommended.

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Problemas comuns

🔥 2 CRITICAL
🔥Water pump seal failure, coolant leaks SERIOUS

Look for coolant residue under engine near water pump

Fix cost: $150-$400
⚠️Throttle body and idle hunting issues MODERATE

Cold start idle fluctuation, erratic revs at standstill

Fix cost: $50-$200
🔥Frame crack near swingarm pivot SERIOUS

Inspect welds around swingarm and rear subframe carefully

Fix cost: $500-$1500
⚠️Camshaft and valve wear at high mileage MODERATE

Check service history, listen for ticking above 30k km

Fix cost: $300-$800

Lista de verificação de pré-compra

Confirm full service history with valve checks
Test cold start, listen for odd noises
Check frame welds and swingarm pivot area
Look for coolant leaks under engine

Decent single if maintained, punishes neglect hard

Full Specifications

Engine Power 73 hp @ 8,000 rpm
Torque 73 Nm @ 6,500 rpm
Top Speed 175 km/h
Weight 149 kg (wet/curb weight)
Fuel Consumption 4.5–5.5 L/100km (typical real-world average)
Type Naked
Fairing No Fairing (Naked)

Rivals & Alternatives

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Compare Ktm 690 Duke 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 Ktm 690 Duke? +

Water pump seal failure, coolant leaks: Look for coolant residue under engine near water pump (serious) | Throttle body and idle hunting issues: Cold start idle fluctuation, erratic revs at standstill (moderate) | Frame crack near swingarm pivot: Inspect welds around swingarm and rear subframe carefully (serious)

Is the Ktm 690 Duke a good motorcycle? +

Brilliant bike that punishes neglect — buy smart, ride brilliantly. Rating: 7.8/10. Best for: Experienced riders wanting lightweight technical road weapon. Avoid if: You hate single-cylinder vibration or skimping maintenance.

What is the horsepower of the Ktm 690 Duke? +

The Ktm 690 Duke produces 73 hp @ 8,000 rpm, with 73 Nm @ 6,500 rpm of torque. Top speed: 175 km/h.

Is the Ktm 690 Duke good for beginners? +

Yes — the Ktm 690 Duke is a reasonable choice for new riders (73 hp is manageable), weighing 149 kg. Experienced riders wanting lightweight technical road weapon

Is the Ktm 690 Duke reliable? +

Owners report 2 critical issues to watch for on the Ktm 690 Duke, notably: Water pump seal failure, coolant leaks (Look for coolant residue under engine near water pump). Buy with a pre-purchase inspection.

Is the Ktm 690 Duke good for daily use? +

Experienced riders wanting lightweight technical road weapon Fuel: 4.5–5.5 L/100km (typical real-world average).

How fast is the Ktm 690 Duke? +

The Ktm 690 Duke reaches a top speed of 175 km/h, producing 73 hp at 149 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.

What gear should I buy for a Ktm 690 Duke? +

Motoryk has curated a Top 10 gear list specifically for the Ktm 690 Duke, covering engine oil, tires, chain, battery, and brake pads — see motoryk.com/bikes/ktm/690-duke/top10. Each pick is matched to this bike's spec.