Sliding Roof Drive Gear Assembly LH
OEM Part Number
63250-24010 — Gear Assembly, Sliding Roof Drive, LH (left-hand/driver side). No known supersession. [Verified — OEM catalogue]
What It Is
The left-hand electric motor and gear assembly that drives the retractable hardtop through its fold/unfold cycle. This is an integrated motor/gearbox unit — the motor and reduction gears are a single assembly. Part of the Retractable Hardtop system.
Fitment
All 2002-2010 Lexus SC430 (UZZ40). [Verified]
Aftermarket Alternatives
None known. No aftermarket manufacturer produces replacement drive gear assemblies for the SC430. OEM new or used only.
Where to Buy
New OEM
- LexusPartsNow: $1,090.79 USD — In Stock (April 2026) [Verified]
Used
- eBay: Used units available, typically $200-400 USD. Search “SC430 convertible top hinge motor left 63250-24010”. [Verified — listings confirmed]
- Wreckers: J&J Auto Wrecking, AH Parts, Importapart carry used assemblies. [Verified — listings found]
Important: When sourcing used, try to get the LH and RH motors from the same donor car to ensure matched wear/speed. Mismatched motors can cause the ECU to abort the cycle. [Probable — ClubLexus recommendation]
Related Faults
- Hardtop Drive Motor Failure — Primary failure mode for this part
Companion Part
- 63240-24010 Sliding Roof Drive Gear RH — Right-hand counterpart. Discontinued from Lexus.
Sources
- LexusPartsNow OEM catalogue (April 2026)
- eBay parts listings
- ClubLexus forum: “Why you should replace your Convertible hinge assemblies instead of just the Motors”