Ducati 500SL Pantah (1979)

Ducati 500SL Pantah (1979)

In the late 1970s, Ducati faced stiff competition from Japanese manufacturers that threatened to usurp their dominance in the market. However, Fabio Taglioni’s masterstroke was designing a mid-weight motorcycle that would prove to be a game-changer.

The 500SL Pantah boasted an exceptional balance of performance and character, thanks to its Desmo valve gear and toothed belts for the cams. This resulted in a smooth, gutsy engine that delivered impressive acceleration and top speed, reaching an astonishing 117mph.

Riding the Pantah was a delight, with its light trellis frame providing excellent handling and a responsive chassis. Although the suspension could be improved upon, it was clear that Ducati had created something truly special in this bike. Over a decade later, many of the ideas first realized in the 500SL Pantah would continue to influence Ducati’s designs, cementing its status as an iconic motorcycle that still excites and inspires riders today.

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 (1979)

All Specifications

Make & Model

ModelDucati 500SL Pantah
Year1979

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

  • Desmo valve gear
  • Toothed belts for cams
  • 60 degree valve angle
  • Light trellis frame
  • Marzocchi forks (original)
  • Paioli units (some models)
  • Bright red Marzocchi rear shocks with gas assistance
  • Belt-driven cams
  • SOHC 90 V-twin engine
  • Over-square 78x58mm bore and stroke
  • Vertically split crankcases
  • Plain big end bearings
  • Separate conrods caps and shells
  • Hydraulic clutch (600cc model)
  • Larger front brake calipers (600cc model)
Ducati 500SL Pantah (1979)
Ducati 500SL Pantah (1979)

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