We Are Finding that Rebuilds/services are being offered by some companies for these units however they were never intended to be rebuildable for service there are no O.E parts available for these shocks from the manufacturer. Bear in mind BMW Only warranty the life expectancy of a rear Shock absorber to approx 30,000 Miles. It is sometimes best to just bite the bullet and go for a ESA replacement damper unit like the wilbers or tractive (TOURTECH) which are rebuildable.
We offer Diagnostics for ESA Faults ,
Wilbers Damper units £ P.O.A for reuse of ESA Preload & Damping stepper motor foot.
we are also looking into K1200/1300 Shock options As yet we have not found a source of ESA replacement shocks for the K1200/1300/1600.
R1200GS LC ESA & R1250GS Liquid cooled rear shocks
Damping loss behaves like a pogo stick. We can often repair Damping issues.
R1200RT /R1200GS & GSA Liquid cooled we now offer an alternative Shock range from TRACTIVE /TOURTECH.
There are different options depending on your model. And 2 types .
1.)which Reuses the Original BMW ESA preloader this is the more affordable option suitable for touring models. 2.) Complete ESA replacement units £ P.O.A
Wilbers using O.E ESA Motors
& old damping failed BMW unit
awaiting wilbers treatment