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Factory Workshop SpecificationsPlatform Gen: 2015–2024

2015 Kawasaki Vulcan S 650 Specifications & Consumables

Official workshop technical reference: fluid capacities, spark plug codes, drive chain specs, and tire inflation pressures.

Technical PassportOEM VERIFIED
Engine
649cc
Cooling
Liquid-Cooled
Final Drive
520 Chain
Engine Oil
2.30 L (2.43 US qt)
Spark Plug
NGK CPR9EA-9
Front Tire
120/70R18
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Gen 2015–2024

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2015 through 2024.

Select Model Year:(Active: 2015)
10 Production Years (2015–2024)

Engineering Subsystem Workbenches & Calculators

Dedicated deep-dive diagnostic tools, torque matrices, wiring pinouts, and calculators tailored for 2015 Kawasaki Vulcan S 650.

10 Dedicated Engineering Spoke Pages
Subsystem Guide/torques

Fastener Torques

Engine drain plug, axle spindles, caliper mounts, triple clamp pinch bolts & thread lubrication derating guide.

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Subsystem Guide/fluids

Fluids & Capacities

Oil: 2.30 L (2.43 US qt) • Coolant: 1.60 L (1.69 US qt) • Brake: DOT 4

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Subsystem Guide/fuses-relays

Fuses & Relays

Main: 30A Blade / Starter Solenoid • Location: N/A

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Subsystem Guide/compression

Compression & Leakdown

Ratio: 11.5:1 • Std: 165-210 PSI • Limit: 142 PSI

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Subsystem Guide/valves

Valve Clearances

Intake: N/A mm • Exhaust: N/A mm

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Subsystem Guide/fuel-delivery

Fuel Delivery & TB Sync

Idle: N/A • Rail Pressure: N/A • Vacuum: N/A

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Subsystem Guide/electrical

Charging & Battery

Battery: YTX12-BS • CCA: 180 • Regulated: 14.2 - 14.8 V DC

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Subsystem Guide/tires

Tires & Gearing

Front: 120/70R18 • Rear: 160/60R17

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Subsystem Guide/suspension

Suspension & Sag

Front Travel: 130 mm • Rear Travel: 80 mm

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Subsystem Guide/maintenance

Maintenance Schedule

Oil: Every 3,800 miles (6,000 km) mi • Valves: N/A • Plugs: Every 7,500 miles (12,000 km) mi

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Fluids & Service Capacities
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Engine Oil (Drain & Filter Change)2.30 L (2.43 US qt)
Engine Oil (Drain Only)2.00 L (2.11 US qt)
Recommended Oil Viscosity10W-40 API SG/SH/SJ/SL/SM with JASO MA/MA2
Coolant System Capacity1.60 L (1.69 US qt)
Brake Fluid StandardDOT 4
Drivetrain, Chain & Gearing
Drive Chain Pitch520
Chain Link Count120 Links
Front Sprocket Teeth15T
Rear Sprocket Teeth46T
Final Drive Configuration520 Pitch Chain
Ignition & Electrical Specifications
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OEM Spark Plug Part NumberNGK CPR9EA-9
Electrode Spark Plug Gap0.8 - 0.9 mm (0.031 - 0.035 in)
OEM Battery Reference CodeYTX12-BS
Battery Output & Rating12V 10Ah 180 CCA
Spark Plug Inspection Interval7,500 miles (12,000 km) miles
Wheels, Tires & Inflation Pressures
Front Tire Dimensions120/70R18
Cold Front Inflation Pressure32 PSI (Cold)
Rear Tire Dimensions160/60R17
Cold Rear Inflation Pressure36 PSI (Cold)
OEM Wheel Rim Widths (F / R)3.50" / 4.50"
Verified OEM Wheel Fitment: 120/70-18 (F) + 160/60-17 (R)
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Official NHTSA Safety Recalls & Technical Bulletins

0 Open Campaigns (Clean)
U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).
Verify VIN on NHTSA.gov
No Active Federal Safety Recalls Reported
The U.S. DOT National Highway Traffic Safety Administration (NHTSA) records zero open safety recall campaigns for the 2015 Kawasaki Vulcan S 650 platform. Always check your individual 17-digit VIN at an authorized dealership or via NHTSA.gov for individual recall completions.
1-Click Factory Service KitOEM Spec Fluid Capacities Matched

Workshop Maintenance Kit & Factory Fluids

Authentic factory-grade motor oil, oil filter, and high-temp brake fluid matched precisely to 2015 Kawasaki Vulcan S 650 capacities.

Full Kit Subtotal
$74.50
Silkolene Pro 4 4T Synthetic Oil 10W-40 (4 Liter)
10W-40 JASO MA2

Silkolene Pro 4 4T Synthetic Oil 10W-40 (4 Liter)

4-Liter Factory Full Jug
Matches factory 10W-40 spec (Oil spec: 2.30 L (2.43 US qt))
Item Price
$68.95
EBC High-Performance DOT 4 Synthetic Brake Fluid
DOT 4 Synthetic Formula

EBC High-Performance DOT 4 Synthetic Brake Fluid

8.8 oz (250 ml) Workshop Bottle
Meets & exceeds factory DOT 4 specifications
Item Price
$5.55
Factory OEM Spark Plug Spec

NGK CPR9EA-9

Gap: 0.8 - 0.9 mm (0.031 - 0.035 in)
Inspection milestone: 7,500 miles (12,000 km) miles. Exact factory part specification.
Authentic OEM Reference
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Complete Workshop Maintenance Package3 Essential Service Items
Includes 10W-40 JASO MA2 engine oil (4-Liter Factory Full Jug), high-flow filter & DOT 4 fluid.
Kit Total
$74.50

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2015 Kawasaki Vulcan S 650 Factory Workshop Specs & Maintenance Guide | WowShopper | WowShopper Motorsports