Rear suspension deflection lever bolt not tightened to specification
suspensionoccasionalRecall
The bolt connecting the rear suspension deflection lever to the rear shock or to the swingarm was not tightened to specification on a small build window in 2016. Symptom: knocking from the rear suspension; potential handling impact. Bikes built June 8 – November 16, 2016. Remedy: dealer re-torques or replaces the bolts.
Sidestand mounting plate bolts may loosen and sidestand may detach
chassisoccasionalRecall
Mounting threads at the frame for the sidestand mounting plate were not properly cleaned during assembly on bikes built September 2011 – December 2012. Bolts may loosen over time, and the sidestand can separate from the frame. Remedy: dealer cleans the mounting threads and replaces the bolts.
Fuel pump flange may crack and leak fuel
fuel systemoccasionalRecall
The pneumatic fastening tool used at the fuel-pump supplier introduced stress at the pump flange during assembly. Over time, cracks can propagate at the flange and fuel can leak — fire risk in the presence of an ignition source. The recall covers MY2010–MY2011 S 1000 RR within a much larger 50,184-unit BMW two-wheel campaign that also covered other BMW Motorrad models. Remedy: dealer reinforces the flange with a support ring or replaces the fuel pump. A follow-up campaign (NHTSA 20V471) replaces fuel pumps that received only the support-ring repair under 13V617.
Connecting rod bolts may loosen at high RPM
engineoccasionalRecall
Manufacturing-process error in connecting rod bolt fastening on bikes built September 1, 2011 – April 10, 2012. Bolts may loosen at high RPM and temperature, leading to engine seizure or oil leak. Failures most commonly reported within the first 100 miles of use, but later failures possible. Approximately 33 warranty claims worldwide at the time of the recall announcement. Remedy: dealer splits the cases and replaces the rod bolts with thread-locker treatment.
Quickshifter intermittent or inoperative — wiring/connector at shift sensor
electricsoccasional
Quickshifter stops working intermittently or completely. Documented root cause is most often the wiring or connector at the shift-sensor side rather than the sensor itself; BMW issued a service measure on the shift sensor. Some dealers misdiagnose and replace the sensor unnecessarily before fixing the wiring.
Sachs suspension underdamped for spirited / track use (especially 2010)
suspensionoccasional
The 2010 Sachs front fork is widely judged underdamped for spirited or track use; damping was improved in 2011 within the same generation. Cartridge re-valving is non-trivial because Sachs uses non-standard shim sizes — most track riders fit aftermarket cartridge kits. The Sachs rear shock is not user-rebuildable, and seal leaks have been reported.
Balance-pipe / exhaust valve servomotor failure
exhaustoccasional
On MY2015–2016 K46 bikes (and some MY2017–2018), the balance-pipe valve servomotor bushing wears, the actuating cables can break, or the servo can seize in the activated position. Symptom: loud clicking on ignition, fault code, valve stuck open or closed. BMW has replaced full header systems under warranty in some documented cases. Aftermarket "servo eliminator" devices (HealTech, Servo Buddy) are common workarounds.
Brake judder / pulsing at the lever, mostly under track / hard road use
brakesoccasional
Brake judder reported at the lever after hard use. Community consensus is that the cause is most often uneven pad-material deposit on the stock rotors (rather than true disc warpage), with stock pads judged inadequate for sustained track use. Common owner fix: switch to higher-spec pads (e.g., Brembo Z04) or upgraded discs.
DDC dashboard error / calibration failure
suspensionoccasional
On MY2015–2018 K46 bikes optioned with DDC (Dynamic Damping Control), a "DDC!" dashboard warning or calibration failure can appear. Documented root causes include corroded or loose battery terminals, CAN-bus faults, and rear travel sensor displacement. Often resolves with re-calibration or wiring fix; in some cases the DDC shock has been replaced under warranty.
Aluminium frame transfers significant heat to rider's inner legs
enginevery common
The aluminium twin-spar frame (used as a load-bearing element with the engine inclined into it) transfers significant engine and exhaust heat to the rider's inner legs, particularly in low-speed traffic and warm weather. Documented across all K46 model years. Common owner-installed mitigation: aftermarket carbon frame covers (e.g., Ilmberger).
Vibration through tank, handlebars and pegs above 6,000 rpm
enginecommon
Distinct vibration through tank, bars, footpegs and mirrors, intensifying past approximately 10,000 rpm. The K46 inline-four has no secondary balancer. Mirrors can blur at sustained high revs.
Cam chain rattle at cold start (cam chain tensioner spring pressure)
engineoccasional
Loud cam chain rattle, particularly on cold start. BMW issued a service measure that replaces the original BLACK screw plug at the cam chain tensioner with a longer SILVER screw plug to increase tensioner spring pressure. The fix is applied only after approximately 15,000 km and only when the symptom is documented. Some owners switch to aftermarket manual cam chain tensioners (e.g., Alpha Racing) for track use. No engine failures attributed to the rattle in documented sources.