DOCUMENTED FACTS
Part details
- System
- Body door locks
- Models named in the evidence
- RS
- Part type
- Upgrade
- Price
- No dated price recorded
- Availability
- Unknown
- Evidence strength
- Not yet verified
- Organisation in the evidence
- PES Design and Developments Ltd
- Organisation classification
- Specialist fabricator
- Trading/contact status
- Active
- Trading/contact status observed
- 3 Aug 2026
- Organisation website
- https://find-and-update.company-information.service.gov.uk/company/11534940
Fitment and scope
A 2025 RS sale listing names PES electronic door locks as not yet fitted. No supplier specification or independent installation evidence has yet been found.
Sources for this part
-
Collecting Cars - Ultima RS door-lock listing
Seller-provided specification lists PES electronic door locks as not fitted; separate listing text describes the bespoke LED clusters without attributing them to PES.
Other information about the supplier
These sources concern the supplier or other products. They do not establish fitment for this part.
-
PES Performance Car Parts - Companies House record
Companies House record for PES Design and Developments Ltd.
-
PistonHeads - electric Ultima prototype report
Report identifies PES Design and Developments as a builder of the factory-backed electric RSE prototype; it does not connect PES to RS lighting.