Ducati 500SL Pantah (1981)

Ducati 500SL Pantah (1981)

The Ducati 500SL Pantah is a mid-weight masterpiece that defied the odds of its time. Conceived by Fabio Taglioni to reclaim the big-boy market for Italians, this V-twin powerhouse boasts an exceptional combination of performance and refinement.

Its 90-degree twin cylinder engine, featuring Desmo valve gear and toothed belts driving the cams, is a work of art that delivers both raw power and silky smoothness. The result is a bike that’s as comfortable on the highway as it is thrilling in the twisties.

With its light trellis frame and exceptional handling, the Pantah is a joy to ride, even if its suspension lags slightly behind its peerless performance capabilities. And then there’s the styling – love it or hate it, this bike looks like nothing else on the road.

The 500SL Pantah may have been overshadowed by its later 600TL sibling, but it remains an iconic machine that influenced a decade of Ducati design and engineering. Even more than a decade after its introduction, the ideas born in this bike continue to shape the brand’s identity.

Key Specifications

Engine TypeFour stroke, 90Ltwin cylinder, SOHC, desmodromic, 2 valves per cylinder, belt driven
Engine Capacity499 cc / 30.45 cu in
Max Power33.1 kw / 45 hp
Fuel Tank Capacity18 L / 4.8 US gal / 4.0 Imp gal
Seat Height29.9 inches / 760 mm
Ducati 500SL Pantah (1981)

All Specifications

Make & Model

ModelDucati 500SL Pantah
Year1981

Engine

Engine TypeFour stroke, 90Ltwin cylinder, SOHC, desmodromic, 2 valves per cylinder, belt driven
Displacement499 cc / 30.45 cu in
Bore x Stroke74x 58 mm
Compression Ratio9.5:1
Max Horsepower33.1 kw / 45 hp
Engine Management System2x Dell’Orto PHM 36 mm carburetors.

Performance

Top Speed196 km/h / 121.8 mph

Transmission

ClutchWet, multi-plate
Gearbox5 Speed
Primary Drive Ratio2.226:1 (31/69)
Gear Ratios1 st 2.500 / 2nd 1.714 / 3rd 1.333 / 4th 1.074 / 5th 0.900:1 (from 1981: 0.931:1)
Final DriveChain

Electrical & Electronics System

BatteryYuasa 12V 14Ah
StarterElectric

Chassis & Suspension

Frame TypeTubular steel trellis frame
Front Suspension35mm Marzocchi or Paioli fork
Rear SuspensionMarzocchi or Paioli dual shock absorbers with 3-way adjustable coil springs

Wheels & Brakes

Front Tire Size100/90-18
Rear Tire Size110/90-18
Front Brakes2 x 260mm Discs, 2 piston calipers
Rear BrakesSingle 260 mm disc, 1 piston caliper

Dimension & Weights

Overall Length2150 mm / 84.6 in
Overall Width670 mm / 26.4 in
Overall Height1160 mm / 45.7 in
Seat Height29.9 inches / 760 mm
Wheelbase57.1 inches / 1450 mm
Fuel Tank Capacity18 L / 4.8 US gal / 4.0 Imp gal
Dry Weight180 kg / 397 lbs

Features

  • Over-square 78x58mm bore and stroke engine
  • Vertically split crankcases
  • SOHC 90 V-twin design
  • Desmodromic valve gear
  • Belt-driven cams
  • Separate conrods caps and shells
  • Big end bearings instead of caged roller bearings
  • Marzocchi forks (some models)
  • Paioli forks (some models)
  • Bright red Marzocchi rear shocks with gas assistance
  • Two-piece fairing (series-two model)
  • New gearbox (series-two model)
  • Hydraulic clutch (600cc model)
  • Larger front brake calipers (600cc model)
Ducati 500SL Pantah (1981)
Ducati 500SL Pantah (1981)
Ducati 500SL Pantah (1981)

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