Triumph Street Triple 765 RS (MY2023) vs Street Triple 765 RS (MY2017)

2023 Street Triple 765 RS

Strengths

• Elastic triple, forgiving in any gear
• Brakes that bite and last
• Electronics that stay invisible
• Genuinely premium build quality
• Cornering and handling agility

Trade-offs

• Stock seat too soft for track
• Hard riding shortens your range
• Wants real pace to shine
• Fiddly joystick menu controls
• Cruise control is a paid accessory

2017 Street Triple 765 RS

What owners say

Strengths

• Exceptional engine character
• Class-leading handling and agility
• Build quality and finish
• Premium braking performance

Trade-offs

• Bar-end mirror vibration (RS only)
• Firm, track-oriented suspension
• Snatchy low-speed throttle response
• Heat in traffic
• TFT readability issues

2023 Street Triple 765 RS

• Valve spring retainer / collet replacement service action Triumph issued a dealer-mandatory service action for MY2023 and MY2024 Street Triple 765 (R and RS) requiring replacement of valve spring retainers. Dealers were instructed not to release affected bikes for delivery without the work being completed; bikes already in customer hands are to have the work performed at next dealer visit. The job requires engine removal and cylinder head removal. The action follows real-world catastrophic engine failures (valve drop, cylinder damage) reported by owners — including one MY2024 R at ~2,800 miles and one MY2023 RS at ~16,352 miles.
• Quickshifter / shift-linkage sensor failure on early MY2024 builds Early-production MY2024 Street Triple 765 RS units shipped with a quickshifter / shift-linkage sensor that failed in-service, often early in life (reports from ~1,500 miles). Triumph revised the sensor in production during 2024; warranty replacements on early units were delayed by parts backlog. The clutch and gearbox themselves remain unaffected — owners can continue to ride using the clutch lever during the wait.

2017 Street Triple 765 RS

• TFT display total failure or partial failure The TFT instrument cluster can fail completely with a dead screen, or fail partially with white patches, dead pixels or flickering. Because the cluster is part of the immobilizer handshake, a total failure can stop the bike from starting. The cluster housing is bonded shut, so it can't be repaired at component level and the whole unit has to be replaced. Earlier model years of this generation are more prone to total failure. Later model years more often show partial white-patch failures. Known triggers include battery replacement or disconnection, moisture getting into the housing, and age. The manufacturer has replaced some units as a goodwill gesture but has not acknowledged a systemic defect.
• Catastrophic inlet valve head detachment An inlet valve head can separate from its stem and drop into the combustion chamber. The loose valve head then destroys the piston, the cylinder bore and the combustion chamber surfaces, and the engine fails outright. Failures have happened at moderate mileage with no warning, in different cylinders, and on more than one engine. Metallurgical analysis and dyno testing have not found a clear root cause. Across the wider fleet the failure appears to be very rare, but when it happens the engine is destroyed and the rear wheel can lock.
• Engine cutting out randomly while riding Multiple owners report the engine cutting out randomly while riding — including at constant speed, during braking, and after acceleration. Display stays on and no error codes are stored, making diagnosis difficult. Confirmed root causes across different cases include: faulty stator/pickup coil, dislodged fuel pump seal causing intermittent fuel delivery, and ECU map issues (resolved by dealer reflash). Affects primarily 2020 and 2022 models based on forum reports.
• Quickshifter intermittent failure and false neutrals The Triumph Shift Assist (TSA) quickshifter can exhibit intermittent failures, particularly on the 1st-to-2nd upshift, resulting in false neutrals or missed gears. Some units had a faulty quickshifter sensor that Triumph revised during production. Known remedies: ECU reset (battery disconnect + cycling through all gears), software reflash, and sensor replacement. The first oil change (from factory fill to service oil) reportedly improves shifting behaviour.
• Front brake disc warping or pad deposit causing pulsation Some owners report pulsation through the front brake lever, particularly during hard braking at higher speeds. Can be caused by actual disc warping or by uneven brake pad material deposits on the disc surface (more common). Cleaning discs and pads with acetone and a re-bedding procedure often resolves deposit-related pulsation. Some owners have had discs replaced under warranty.
• Stock bar-end mirrors vibrate excessively at speed The OEM bar-end mirrors on the RS model vibrate significantly at most engine speeds, rendering rearward visibility poor at higher speeds. This is one of the most commonly cited owner complaints and a near-universal first modification. Most owners replace them with aftermarket units (Rizoma, CRG, etc.). Note: this is an RS-specific issue — the R model uses conventional stalk mirrors that do not exhibit this problem.
• Oil weeping from alternator cover gasket Minor oil weeping from the alternator cover gasket is a widely reported issue. Dealers confirm "it happens on a lot of these bikes." Root cause is frequently undertorqued bolts from the factory — mechanics report bikes arriving for the first service with alternator cover bolts at a lower torque than specified. The leak is typically a slow weep (one drop after each ride) rather than a heavy drip. Oil levels usually remain stable. Retorquing the bolts to specification resolves the issue in most cases; some bikes require gasket replacement. Affects all trim levels (S/R/RS).
• Cam chain rattle/slap on cold startup The hydraulic cam chain tensioner can bleed down after the bike sits for extended periods (overnight or longer), causing a noticeable chain rattle on cold startup until oil pressure builds. Common to many Triumph triple engines. Aftermarket manual cam chain tensioners available as a permanent fix. Dealers report that many 765 engines develop tight exhaust valves, which can exacerbate perceived engine noise.