Suzuki GSX1100S Katana
The Suzuki GSX1100S Katana has a top speed of 228 km/h, produces 111 hp and weighs 255 kg.
Launched in 1981, the GSX1100S Katana was styled by Target Design's Hans Muth and shocked the market with its sword-like nose fairing, low clip-ons and silver bodywork. Powered by a tuned 1,074cc air-cooled DOHC 16-valve four, it was the fastest production Suzuki of its day and is now a landmark design icon, revived in name by the 2019 Katana.
111 hp
الطاقة
96 Nm
عزم الدوران
255 kg
الوزن
228 km/h
توب سبيد
6.5 L/100km
الوقود
Faired
جسم
🔧 Service Schedule & Parts
Affiliate · we may earn| Service item | Every | Typical cost | Parts |
|---|---|---|---|
| 🛢️ Engine oil + oil filter | 5,000 km / 3,000 mi or 12 mo | $50-90 | 🛢️ Buy → ⚙️ Buy → |
| 🌬️ Air filter | 12,000 km / 7,500 mi | — | 🌬️ Buy → |
| ⚡ Spark plugs | 6,000 km / 3,500 mi | — | ⚡ Buy → |
| 🔧 Valve clearance check | 12,000 km / 7,500 mi | $250-500 | |
| 🔗 Chain & sprockets | 15000-25000 km (replace) | $180-350 | 🔗 Buy → |
| 🛑 Brake pads | 12000-20000 km | $40-80 | 🛑 Buy → |
| 💧 Brake fluid | 24,000 km / 15,000 mi or 2 yr | — | |
| 🛞 Tires | 8000-12000 km | $250-450 | 🛞 Buy → |
| 🔩 Major service | 12,000 km / 7,500 mi | $400-800 |
ما يجب أن يعرفه المشترون
Originals command big money
Genuine 1981–1983 GSX1100S models with matching numbers and unmolested silver bodywork are blue-chip classics, while the 1990s/2000 Japan-market Final Edition reissues are cheaper but equally usable. Beware of GSX1100E-based replicas wearing Katana panels — check frame and engine prefixes carefully.
Flexy chassis and electrics
The frame and 1980s fork/swingarm flex noticeably at speed, prompting many owners to fit fork braces, stiffer springs or modern shocks. Stator and regulator/rectifier failures, corroded connectors, leaking fork seals and worn cam chain tensioners are the common faults, and original nose fairings, mirrors and side panels are very scarce and expensive.
Air-cooled four basics
Valve clearances are set by shims and need checking roughly every 10,000 km, and the four Mikuni VM34 carbs must be balanced and kept clean or the engine runs rough and hot. Use good-quality oil with frequent changes since the engine relies on oil for cooling, and keep the charging system and ignition grounds clean.
Top 10 Accessories
Curated picks for the Suzuki GSX1100S Katana — owned, ridden, recommended.
مشاكل شائعة
🔥 1 CRITICALListen for loud whirring or grinding when cranking
Battery voltage at 3000rpm, should read 13.8-14.5V
Rattle at idle, cold-start chain slap, service history
Cracks, repaints, correct nose fairing, screen and badges
✅قائمة مراجعة ما قبل الشراء
Strong engine, solid if electrics maintained properly
Full Specifications
More Suzuki GSX1100S Katana Guides
More from Suzuki
View all Suzuki models →Community Reviews
Discussion
Frequently Asked Questions
What are common problems with the Suzuki GSX1100S Katana? +
Starter clutch slips or shatters on startup: Listen for loud whirring or grinding when cranking (serious) | Weak charging: stator and regulator/rectifier failure: Battery voltage at 3000rpm, should read 13.8-14.5V (moderate) | Cam chain tensioner wear and valve noise: Rattle at idle, cold-start chain slap, service history (moderate)
What is the horsepower of the Suzuki GSX1100S Katana? +
The Suzuki GSX1100S Katana produces 111 hp @ 8,500 rpm, with 96 Nm @ 6,500 rpm of torque. Top speed: 228 km/h.
Is the Suzuki GSX1100S Katana good for beginners? +
Not really — the Suzuki GSX1100S Katana is better for experienced riders (111 hp can be intimidating).
Is the Suzuki GSX1100S Katana reliable? +
Owners report 1 critical issue to watch for on the Suzuki GSX1100S Katana, notably: Starter clutch slips or shatters on startup (Listen for loud whirring or grinding when cranking). Buy with a pre-purchase inspection.
Is the Suzuki GSX1100S Katana good for daily use? +
Better as a weekend/track bike than a daily — it's a sport.
How fast is the Suzuki GSX1100S Katana? +
The Suzuki GSX1100S Katana reaches a top speed of 228 km/h, producing 111 hp at 255 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.
What gear should I buy for a Suzuki GSX1100S Katana? +
Motoryk has curated a Top 10 gear list specifically for the Suzuki GSX1100S Katana, covering engine oil, tires, chain, battery, and brake pads — see motoryk.com/bikes/suzuki/gsx1100s-katana/top10. Each pick is matched to this bike's spec.
