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km driven (owned)
Overview
Ownership snapshot compiled from 57 maintenance records, 29 modification entries and 79 refuelling logs spanning 2019–2026.
Average Annual Cost of Ownership
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Total spend (all-in)
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car + COE + maintenance + mods + fuel
Cost per km (all-in, wear & fuel)
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$ per km driven this ownership
Maintenance events
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logged service / repair line items
Actual refuelling cadence
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avg across 370 real fill-ups since Oct 2021 — see Fuel & Health tab
Capital cost (car + COE)
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Straight-line depreciation
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per year, to COE expiry Apr 2031
Depreciation to date
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Est. remaining book value
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car + COE only — excludes mods/repairs
Depreciation is a simple straight-line estimate: (purchase price + COE renewal) ÷ months from May 2019 to COE expiry (end April 2031) —
it doesn't account for market resale value, condition, or mods. Road tax and insurance aren't included yet; ask to add them once you have the figures.
Spend breakdown
Recent activity
Service Log
Full maintenance and modification history. Filter by type or search description, workshop, or part.
Sign in with Google (top right) to add a new service entry.
New service entry
| Date | Mileage | Type | Description | Workshop / Supplier | Cost |
|---|
Cost Trends
How maintenance spend has moved with mileage and time, and where the money has gone.
Annual maintenance spend & km driven — double-click a bar for that year's detail
Odometer progression
Fuel & Health
Fuel economy and running cost trends, and what they suggest about engine and drivetrain health.
Sign in with Google (top right) to add a new fill-up.
New fuel fill-up
Fuel economy (km / litre, yearly avg)
Running cost ($ / km, yearly avg)
Litres per actual fill-up (yearly avg, from Oct 2021)
Days between actual fill-ups (yearly avg, from Oct 2021)
Predictive Maintenance
Estimated wear status per component, based on this car's own service intervals where at least two data points exist, and general S65/E9x guidance where only one data point (or none) is on record. Gauge shows progress through the predicted interval — past the outer edge means overdue relative to this car's own history.
OK — under 50% of interval
Monitor — 50–80%
Due soon — 80–100%
Overdue — past 100%
When things are due
Sorted soonest-first. Bars left of "today" mean already overdue by that many months; bars to the right show how far out the predicted date is.
Known watch-points for a 2011 ZCP S65
Rod bearings — already addressed. BMW switched the S65's rod bearing material from copper/lead to tin/aluminium
around mid-2010, so a 2011-build car like this one likely left the factory with the later-spec bearings. Independent shops
report this material change didn't meaningfully reduce the well-known S65 rod bearing failure risk on its own — but it's
moot either way here, since this car already had a full preventive rod bearing and uprated actuator replacement in March 2021
(Evolve uprated actuators + ARP rod bolts), which is the change that actually matters for long-term risk.
Throttle body actuators — already addressed. Failing throttle actuators (limp mode, DSC/EML warning lights) are one
of the two most commonly cited S65 weak points across every model year, unrelated to production date. This car had its
actuators replaced with uprated units in July 2021, which — per the parts data available — should outlast the factory units.
359M "Competition" wheels — cast, not forged. Despite some marketing material describing them as forged, the factory
ZCP-spec 19" 359M wheels are cast aluminium and about 3 lbs heavier per corner than the optional forged 220M wheels — and
cast wheels are more prone to cracking or bending from potholes and kerb strikes than forged ones. This isn't a mileage-based
wear item, so it's not in the gauges above, but worth a periodic visual/runout check given Singapore road conditions,
particularly after any hard hits.
Suspension — ZCP-specific, and already refreshed. The Competition Package uses a 10mm-lower ride height with unique
springs and EDC damper tuning rather than different core components — the front/rear EDC absorbers, bumpstops and top mounts
this car had replaced in May 2022 were logged as "competition" spec, consistent with what a ZCP car needs (not the standard
M3's parts).
Service Intervals
A "service session" here means a visit where both an engine oil change and an oil filter change were logged together — the clearest signal of a genuine servicing visit, as opposed to a quick top-up, a repair-only visit, or a parts errand. Measured against your stated 7,000–9,000km servicing cadence, with the next few sessions projected forward and cross-referenced against the Predictive Maintenance data to estimate what's likely due — and roughly what it cost last time.
Kilometres between service visits — double-click a bar for that year's detail
Projected upcoming sessions
Each session is projected at your ~8,000km midpoint interval from the last actual visit. Components are assigned to the earliest session by which their predicted-maintenance due mileage is reached. Costs are the total invoice from the last time related work was done — they may include other items serviced at the same visit, so treat them as a ballpark, not a quote.