Engine Number; Dimensions And Mass; Engine - APRILIA RS 457 2023 Workshop Manual

Specifications

ENGINE NUMBER

The engine number is stamped on the rear side
of the engine block, opposite the rear shock
absorber.
Engine No. ....................

2.4 Dimensions and mass

Dimensions and mass
Max. length
Max. width (at handlebar)
Max. height (to top fairing)
Wheelbase
Kerb weight
Maximum weight limit

2.5 Engine

Engine
Type
Engine capacity
Bore / stroke
Compression ratio
Intake valve clearance
Exhaust valve clearance
Idle engine speed
Engine revs at maximum speed
Clutch
25
1960 mm (77.17 in)
795 mm (31.30 in)
1,140 mm (44.88 in)
1350 mm (53.15 in)
176 kg (388.01 lb)
386 kg (850.98 lb)
2 cylinder in line (transverse), 4 stroke, 4 valves
per cylinder, double overhead camshafts
457 cc (27.89 cu in)
69 mm / 61.11 mm (2.72 in / 2.41 in)
10.5 +/- 0.5: 1
0.10 - 0.15 mm (0.0039 - 0.0059 in)
0.15 - 0.20 mm (0.0059 - 0.0078 in)
1,550 +/- 100 rpm
10700 +/- 100 rpm
Multi plate wet clutch with mechanical control
lever on left side of the handlebar. Anti-
juddering and slipper clutch systems
RS 457