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All Bikes/Ktm/790 Duke
Ktm 790 Duke

Ktm 790 Duke

The Ktm 790 Duke has a top speed of 220 km/h, produces 105 hp and weighs 169 kg. Motoryk rates it 8.5/10.

KTM 790 Duke는 2018년 중배기량 네이키드 스트리트 파이터로 출시되었으며, 날카로운 핸들링과 가벼운 섀시로 'The Scalpel'이라는 별명을 얻었습니다.690 Duke와 1290 Super Duke R 사이의 격차를 메운 KTM의 완전히 새로운 병렬 트윈 LC8c 엔진 플랫폼을 선보인 것으로 유명했습니다. 790 Duke는 동급 최고의 무게 대비 출력 비율과 코너링 성능으로 널리 찬사를 받았지만 결국 2021년에 890 Duke로 대체되었습니다.

105 hp

파워

87 Nm

토크

169 kg

무게

220 km/h

탑 스피드

5.5 L/100km (approximately 18.2 km/L, typical real-world average)

연료

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🔧 Service Schedule & Parts

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790 Duke Gen1
Service item Every Typical cost Parts
🛢️ Engine oil + oil filter 5,000 km / 3,000 mi or 12 mo $60-100 🛢️ Buy →   ⚙️ Buy →
🌬️ Air filter 15,000 km / 9,500 mi 🌬️ Buy →
⚡ Spark plugs 15,000 km / 9,500 mi ⚡ Buy →
🔧 Valve clearance check 30,000 km / 18,500 mi $300-500
🔗 Chain & sprockets 20000-35000 km (replace) $150-300 🔗 Buy →
🛑 Brake pads 15000-25000 km $40-80 🛑 Buy →
💧 Brake fluid 24,000 km / 15,000 mi or 2 yr
🧊 Coolant 24,000 km / 15,000 mi
🛞 Tires 10000-18000 km $250-450 🛞 Buy →
🔩 Major service 30,000 km / 18,500 mi $400-700
💰 Annual upkeep ~$400-700 🔩 Reliability 7/10 High-strung parallel twin requiring strict service intervals; dealer diagnostics often needed for ECU issues; use 10W-50 fully synthetic oil.

Video Review

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구매자가 알아야 할 사항

⚙️

LC8c Engine Strength

The parallel-twin LC8c engine is praised for its smooth power delivery and longevity when properly maintained. Regular valve checks every 15,000 km are essential to keep it running reliably.

⚠️

Watch for Recalls

Early 2018-2019 models had known issues with throttle body software and occasional stalling at low speeds. Always verify the VIN has received all KTM service bulletins before buying used.

💰

Strong Resale Value

The 790 Duke holds its value well due to its cult following and the fact that KTM discontinued it in favor of the 890, making clean examples increasingly desirable and sought after.

연도별 세대 및 사양

2018–2023 Gen 1

799cc 병렬 트윈 LC8c 엔진, 트렐리스 프레임, WP 서스펜션, 105hp 출력, 스포티한 네이키드 로드스터 포지셔닝을 도입했습니다.

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중고 구매자 리뷰

8.5/10
최적 대상
Experienced riders wanting maximum fun, minimum drama

"The sharpest used middleweight buy under five grand right now."

$6,000-$9,500 used

The 790 Duke is genuinely one of the most exciting middleweights ever made, and used prices have finally dropped to where the risk-reward makes sense. That LC8c parallel-twin is an absolute gem — 105hp that feels twice as urgent as the numbers suggest, with a midrange punch that'll embarrass much bigger bikes. Chassis is razor-sharp without being punishing on decent roads. It's the kind of bike that makes you a better rider simply because it rewards commitment. That said, go in with your eyes open. Early 2018-2019 examples had software gremlins and occasional throttle-by-wire issues — always check service history and make sure the dealer updates were done. The WP suspension is stiff stock and most used examples will benefit from a spring rate check for heavier riders. Also inspect the frame sliders situation; these bikes go down, and previous owners aren't always forthcoming about low-sides.

장점
단점
건너뛰기: You want weekend comfort over outright excitement

Variants of the Ktm 790 Duke

Same bike, different trim or year-range — pick the one matching the listing.

1 variant

Top 10 Accessories

Curated picks for the Ktm 790 Duke — owned, ridden, recommended.

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일반적인 문제

🔥 1 CRITICAL
💡Orange peel paint and frame corrosion MINOR

Inspect frame welds, swingarm, and tank surface closely

Fix cost: $50-$300
⚠️Throttle body sync and fuel stuttering MODERATE

Test for hesitation at low RPM and idle hunting

Fix cost: $100-$250
🔥Recall-related engine stall at low speed SERIOUS

Verify recall R19E0004 completed via VIN history

Fix cost: $0 if recall done
⚠️Coolant leak from water pump seals MODERATE

Check below water pump for residue or staining

Fix cost: $150-$400

사전 구매 체크리스트

Verify all KTM recalls completed via VIN
Check service history for valve clearance checks
Cold-start test for smooth idle and no stutter
Inspect coolant reservoir level and color

Good engine, electronics quirks, buy with service history

Full Specifications

Engine Power 105 hp @ 9,000 rpm
Torque 87 Nm @ 7,000 rpm
Top Speed 220 km/h
Weight 169 kg (wet/curb weight)
Fuel Consumption 5.5 L/100km (approximately 18.2 km/L, typical real-world average)
Type Naked
Fairing No Fairing (Naked)

Rivals & Alternatives

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Compare Ktm 790 Duke Side-by-Side

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Community Reviews

Discussion

Frequently Asked Questions

What are common problems with the Ktm 790 Duke? +

Orange peel paint and frame corrosion: Inspect frame welds, swingarm, and tank surface closely (minor) | Throttle body sync and fuel stuttering: Test for hesitation at low RPM and idle hunting (moderate) | Recall-related engine stall at low speed: Verify recall R19E0004 completed via VIN history (serious)

Is the Ktm 790 Duke a good motorcycle? +

The sharpest used middleweight buy under five grand right now. Rating: 8.5/10. Best for: Experienced riders wanting maximum fun, minimum drama. Avoid if: You want weekend comfort over outright excitement.

What is the horsepower of the Ktm 790 Duke? +

The Ktm 790 Duke produces 105 hp @ 9,000 rpm, with 87 Nm @ 7,000 rpm of torque. Top speed: 220 km/h.

Is the Ktm 790 Duke good for beginners? +

Yes — the Ktm 790 Duke is a reasonable choice for new riders (105 hp is manageable), weighing 169 kg. Experienced riders wanting maximum fun, minimum drama

Is the Ktm 790 Duke reliable? +

Owners report 1 critical issue to watch for on the Ktm 790 Duke, notably: Recall-related engine stall at low speed (Verify recall R19E0004 completed via VIN history). Buy with a pre-purchase inspection.

Is the Ktm 790 Duke good for daily use? +

Experienced riders wanting maximum fun, minimum drama Fuel: 5.5 L/100km (approximately 18.2 km/L, typical real-world average).

How fast is the Ktm 790 Duke? +

The Ktm 790 Duke reaches a top speed of 220 km/h, producing 105 hp at 169 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.

What gear should I buy for a Ktm 790 Duke? +

Motoryk has curated a Top 10 gear list specifically for the Ktm 790 Duke, covering engine oil, tires, chain, battery, and brake pads — see motoryk.com/bikes/ktm/790-duke/top10. Each pick is matched to this bike's spec.