Aprilia·Sport·125cc·A2 NATIF

RS 125

↘ Evolution history · 1992 → present
35
Years of production
8
Generations
125
current cc
15
Horsepower
36
Vintages

From 2-stroke GP racer to Euro 5+: 35 years of pure 125cc A2 sporting pleasure.

↓ Changes year by year
Gen 8 · 2025 — present
4-STROKE EURO 5+ — CONNECTED

Euro 5+ upgrade with switchable Bosch traction control, Aprilia MIA Bluetooth, triple LED headlight and restyled bodywork. GP Replica variant in racing livery available. The most complete RS 125 in history.

2026
AAesthetics
Carry-over from 2025 — colours carried over
Minor
2025
MEngine
Euro 5+ engine — 15 hp at 10,500 rpm, 11.5 Nm at 8,500 rpm (+0.3 Nm vs gen7)
Major
EElectronics
Standard switchable Bosch traction control — first RS 125 ever to feature it; Aprilia MIA Bluetooth for smartphone connectivity
Major
SSafety
Dual-channel Bosch ABS with rollover prevention system in emergency braking
Major
AAesthetics
Triple LED headlight, RS 660-inspired restyled bodywork, new 14.5 L tank, GP Replica variant available
Major
Buyer radar
2025

TC + Bluetooth + anti-rollover ABS: the most complete RS 125 ever made. Best new purchase in the 125cc segment.

TOP BUY
Gen 7 · 2021 — 2024
4-STROKE EURO 5 — RESTYLED

Significant restyle for Euro 5: full LED, dual-channel Bosch ABS, digital LCD instruments, wider 140/70 rear tyre and redesigned bodywork. The RS 125 establishes itself as the technical benchmark among 125cc sportsbikes.

2024
AAesthetics
Final gen 7 year — colours carried over
Minor
2023
AAesthetics
No notable change — colours carried over
Minor
2022
AAesthetics
No notable change — colours carried over
Minor
2021
MEngine
Euro 5 engine — new combustion chamber, new camshafts, revised exhaust header, increased torque
Major
SSafety
Standard dual-channel Bosch ABS (replacing the single-channel unit from 2017)
Major
AAesthetics
Full LED front and rear, redesigned bodywork, wider 140/70-17 rear tyre (ex 130/70-17)
Major
EElectronics
Digital LCD instruments — fuel level, instant/average consumption, remaining range
Medium
Buyer radar
2021

Full LED + dual-channel ABS + LCD — best value modern RS 125. Ideal for A2 licence riders.

GOOD PICK
Gen 6 · 2017 — 2020
4-STROKE EURO 4 — RS 125

Official return of the RS 125 name, with Euro 4, standard single-channel Bosch ABS and optional quickshifter. Refined design inspired by the RS 660, with the Quick Shift system derived from RSV4 testing. The first RS 125 to offer active riding aids.

2020
AAesthetics
Final Euro 4 year — colours carried over
Minor
2019
AAesthetics
No notable change — colours carried over
Minor
2018
AAesthetics
No notable change — colours carried over
Minor
2017
MEngine
Euro 4 engine — recalibrated injection, revised exhaust, updated engine management
Major
SSafety
Standard single-channel Bosch 9.1ML ABS at the front — first RS 125 with factory ABS
Major
EElectronics
Optional quickshifter (Quick Shift) — upshift gear changes without clutch
Medium
AAesthetics
Revised design inspired by RS 660, new colours, refined bodywork
Medium
Buyer radar
2017

Standard ABS and optional quickshifter — the first truly complete RS 125. Good recent used buy for A2 beginners.

GOOD PICK
Gen 5 · 2011 — 2016
4-STROKE RS4 125

Radical shift to four-stroke with the RS4 125, based on the Derbi GPR 125 platform. 124.2cc DOHC 4-valve single with electronic fuel injection, 15 hp — natively A1/A2 legal. Considerable reliability gain over the two-stroke, but no ABS.

2016
AAesthetics
Final RS4 125 year — model renamed RS 125 for 2017
Minor
2015
AAesthetics
No notable change — colours carried over
Minor
2014
AAesthetics
No notable change — colours carried over
Minor
2013
AAesthetics
No notable change — colours carried over
Minor
2012
AAesthetics
No notable change — colours carried over
Minor
2011
MEngine
RS4 125 launch: four-stroke 124.2cc DOHC 4-valve, Magneti Marelli EFI — 15 hp at 10,500 rpm, 11 Nm at 8,500 rpm
Major
CFrame
Aluminium perimeter frame, 41 mm inverted fork, rear monoshock, 122 kg dry weight
Major
AAesthetics
RSV4-inspired design, aggressive bodywork, digital instrumentation — sold as RS4 125
Major
Buyer radar
2014

Reliable and accessible RS4 125 — no ABS, prefer gen6 2017+ for active safety.

OK
Gen 4 · 2006 — 2011
2-STROKE FINAL — RSV STYLE

Fourth and final two-stroke generation restyled in the manner of the RSV 1000R: angular bodywork, twin headlights and new wheels. Power is restricted to 28 hp from 2006 for European markets; Euro 3 compliance in 2008 brings a new Dell'Orto carburettor. Production ended 2011.

2011
MEngine
Final two-stroke year — RS 125 2T production ends after 20 years, replaced by the four-stroke RS4 125
Minor
2010
AAesthetics
No notable change — colours carried over
Minor
2009
AAesthetics
No notable change — colours carried over
Minor
2008
MEngine
Euro 3 compliance — new Dell'Orto carburettor, updated engine management
Medium
2007
AAesthetics
No notable change — colours carried over
Minor
2006
AAesthetics
Complete restyle inspired by RSV 1000R: angular bodywork, twin headlights, multi-spoke wheels, new dashboard
Major
MEngine
Power reduced to 28 hp — European market compliance (restricted carburettor flow)
Medium
Buyer radar
2008

Euro 3 — last evolved 2T. Requires rigorous maintenance; frequent piston changes needed to prevent cold seizures.

CAUTION
Gen 3 · 1999 — 2005
2-STROKE GP REPLICA

Third generation completely restyled with bulbous MotoGP-style bodywork and five-spoke wheels. This RS 125 became the ultimate icon of small track racing — power intact at 34 hp, authentic GP sensations.

2005
AAesthetics
Final gen 3 year — colours carried over
Minor
2004
AAesthetics
No notable change — colours carried over
Minor
2003
AAesthetics
New colours; half-faired Tuono 125 variant launched in parallel (separate model)
Minor
2002
AAesthetics
No notable change — colours carried over
Minor
2001
AAesthetics
No notable change — colours carried over
Minor
2000
AAesthetics
No notable change — colours carried over
Minor
1999
AAesthetics
Complete restyle: streamlined MotoGP-style bodywork, five-spoke wheels, larger headlight with prominent lip, new silhouette
Major
CFrame
Refined geometry, new analogue dashboard
Medium
Buyer radar
2000

Iconic MotoGP design, 34 hp 2-stroke at its best — demanding used buy, regular top-end maintenance essential.

GOOD PICK
Gen 2 · 1996 — 1998
2-STROKE SECOND SERIES

Second series with rounded headlight, digital temperature gauge and revised Rotax 122 engine. The 'R Extrema' designation is dropped — the RS 125 gains refinement while retaining its sporting performance.

1998
AAesthetics
Final gen 2 year — colours carried over
Minor
1997
AAesthetics
No notable change — colours carried over
Minor
1996
MEngine
Rotax 122 introduced — replaces the original Rotax 123, internal improvements and optimised cooling (phased transition by market)
Medium
AAesthetics
Rounded headlight with characteristic lip, 'R Extrema' badge dropped, digital temperature gauge on dashboard
Major
Buyer radar
1996

Improved Rotax engine but ageing model — prefer the more refined gen3 1999+ for a better 2-stroke.

CAUTION
Gen 1 · 1992 — 1995
2-STROKE EXTREMA

The original RS 125, drawn directly from 125cc GP single-seaters. 34 hp Rotax 122 two-stroke, signature rectangular headlight, aluminium perimeter frame. The RS 125 R Extrema announces its sporting ambitions from the start.

1995
AAesthetics
Final gen 1 year — colours carried over
Minor
1994
AAesthetics
No notable change — colours carried over
Minor
1993
AAesthetics
No notable change — colours carried over
Minor
1992
MEngine
Launch: Rotax 123 2-stroke, 124.8cc, 34 hp at 11,250 rpm, liquid-cooled
Major
CFrame
Aluminium perimeter frame, inverted fork, sport braking inspired by GP 125 racers
Major
AAesthetics
Signature rectangular headlight, RS 125 R badge, red/black livery, aerodynamic bodywork
Major
Buyer radar
1992

Iconic launch: GP chassis in 125cc. Collection pieces only — rare parts and demanding maintenance.

CAUTION