What causes Stator/charging system failure on the Suzuki Boulevard M109r (vzr1800)?

Battery voltage at idle, check for dimming lights Estimated fix cost: $300-$600

What causes Rear cylinder running lean, overheating on the Suzuki Boulevard M109r (vzr1800)?

Exhaust heat, fuel map tune, aftermarket exhaust present Estimated fix cost: $100-$300

Oil residue on lower fork legs and front tire Estimated fix cost: $150-$400

Cold startup rattle that persists, service history records Estimated fix cost: $200-$500

Known issues to inspect before buying a used Suzuki Boulevard M109r (vzr1800). What to check and how much repairs cost.

SERIOUS

Battery voltage at idle, check for dimming lights

Fix cost: $300-$600

MODERATE

Exhaust heat, fuel map tune, aftermarket exhaust present

Fix cost: $100-$300

MODERATE

Oil residue on lower fork legs and front tire

Fix cost: $150-$400

SERIOUS

Cold startup rattle that persists, service history records

Fix cost: $200-$500

☐Test stator output voltage at idle

☐Listen for cold start cam chain rattle

☐Inspect fork legs for oil seepage

☐Confirm rear cylinder tune or remap done

Strong engine, electrical and tuning issues watch closely