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Specifications
SPECS: 10-T, CW, 12-SPL
SPECS FOR: Lucas M50 Series Starters
DIM 1: 17mm ID, 40mm Gear OD, 73mm L
NOTE 1: With 17-degree helix angle on armature splines.
LESTER NUMBERS
16670, 17071, 17072, 17649, 17650
Replaces
Lucas 54244938, 54246285, 54246654, 60600052, 60600066, TMB100
UNIT NUMBERS
JCB 714-40158, 714/29300R, 714/29500R, 714/40005; Leece-Neville 66925089S, 66925090S; Letrika (Iskra) 11.130.872; Letrika (Iskra) Tech. AZE4214, AZE4244, AZF4148, AZJ3144, AZJ3151, AZJ3203, AZJ3305; Lucas 26246, 26246A, 26246A/L, 26246L, 26246M, 26274, 26274A, 26274A/D, 26274D, 26274E, 26274E/F, 26274H, 26274H/N, 26294, 26294A, 26294A/B, 26294D, 26294D/E, 26294E, 26294F/N, 26294N, 26295, 26295A, 26295A/B, 26295B, 26295D, 26295D/E, 26295E, 26295F/M, 26304, 26304A, 26304A/B, 26304B, 26304D, 26323, 26323A, 26343, 26343A, 26343A/B, 26343B, 26343D, 26343D/K, 26343K, 26345, 26345A/B, 26345D/J, 26351, 26351A, 26351A/B, 26351B, 26351D, 26351D/H, 26351H, 26357, 26357A, 26357B, 26357B/E, 26357D, 26357H, 26358, 26358A, 26358B, 26358D, 26366, 26366A/F, 26369, 26369A/H, 26369D, 26376, 26376A, 26376A/K, 26376L, 26404, 26404A, 26404A/D, 26404B, 26408, 26410, 26410A, 26410A/B, 26410B, 26414, 26414A/E, 26414E, 26925193A, 26925193D, 27536, 27536A, NSB522, NSB524, NSB526, NSB529, NSB540; Magneton 9-142-720, 9-142-728; Marelli 063227487010, 063227602010; Massey Ferguson 1447731R1, 1860093M2, 1868285M1, 1868285M2, 1868285M3, 1868287T, 3581576M1, 3581576R01A, 3763-362-M91, 3930506R1, 3930508R1, 579-488-M91, 909971R2, 963989M1; New Holland 795152; Perkins Engine 2873003, 2873004, 2873006, 2873006R, 2873006T, 2873A001, 2873A001R, 2873B055, 2873B056, 2873B056R, 2873B071, 2873B072, 2873B073, 2873D002, 54265233; Prestolite 20500968
Aftermarket Starter Drive 54-9203 Product Overview
Aftermarket Starter Drive 54-9203 is an aftermarket starter drive intended for compatible starter repair, rebuilding, and maintenance applications. It is designed for professional rebuilders, technicians, repair shops, and customers who need a dependable replacement for a worn, damaged, corroded, or missing component. Before ordering, confirm the product name, part number 54-9203, measurements, mounting style, connector configuration, original equipment references, and application information.
Product Specifications and Application Details
The original listing provides these product-specific details: Specifications SPECS: 10-T, CW, 12-SPL SPECS FOR: Lucas M50 Series Starters DIM 1: 17mm ID, 40mm Gear OD, 73mm L NOTE 1: With 17-degree helix angle on armature splines. LESTER NUMBERS 16670, 17071, 17072, 17649, 17650 Replaces Lucas 54244938, 54246285, 54246654, 60600052, 60600066, TMB100 UNIT NUMBERS JCB 714-40158, 714/29300R, 714/29500R, 714/40005; Leece-Neville 66925089S, 66925090S; Letrika (Iskra) 11.130.872; Letrika (Iskra) Tech. AZE4214, AZE4244, AZF4148, AZJ3144, AZJ3151, AZJ3203, AZJ3305; Lucas 26246, 26246A, 26246A/L, 26246L, 26246M, 26274, 26274A, 26274A/D, 26274D, 26274E, 26274E/F, 26274H, 26274H/N, 26294, 26294A, 26294A/B, 26294D, 26294D/E, 26294E, 26294F/N, 26294N, 26295, 26295A, 26295A/B, 26295B, 26295D, 26295D/E, 26295E, 26295F/M, 26304, 26304A, 26304A/B, 26304B, 26304D, 26323, 26323A, 26343, 26343A, 26343A/B, 26343B. Use this information together with the product photographs, dimensions, cross-reference numbers, and application notes when confirming the correct replacement.
Key Features and Benefits
- Product-specific aftermarket replacement for compatible starter applications
- Part-number-focused identification for easier comparison and ordering
- Suitable for professional repair, rebuilding, inspection, and maintenance work
- Designed to support dependable fit, operation, and long-term service performance
- Useful for matching original equipment numbers and common cross-reference numbers
Compatibility and Fitment Guidance
Fitment can vary by vehicle model, starter or alternator design, production date, manufacturer, connector style, mounting configuration, and original equipment number. Compare the listed part number, product photos, dimensions, Lester numbers, unit numbers, and replacement references with the original component. Contact RCAutoElectric when additional compatibility confirmation is required.
Professional Installation Notes
Inspect the complete assembly and related components before installation. Professional installation or rebuilding service is recommended whenever specialized tools, electrical testing, soldering, pressing, torque specifications, or technical adjustments are required.
Explore Related RCAutoElectric Categories
Starters | Starter Parts | Starter Rebuild Kits | Alternators | Alternator Parts | Alternator Rebuild Kits
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Frequently Asked Questions
How do I confirm this part is compatible? +
Compare 54-9203, dimensions, cross-reference numbers, mounting details, application notes, and product images with the original component before ordering.
Is this an OEM part or an aftermarket replacement? +
This listing is for an aftermarket starter drive unless the original title or description specifically states that the item is OEM.
What should I verify before ordering? +
Check the original equipment number, unit number, measurements, connector style, mounting design, rotation or polarity when applicable, and all fitment details in the listing.
Is professional installation recommended? +
Professional installation or rebuilding service is recommended when the job requires special tools, electrical testing, soldering, pressing, torque settings, or technical adjustments.
Where can I find related repair parts? +
Use the internal links in the SEO section to browse related starters, starter parts, starter rebuild kits, alternators, alternator parts, and alternator rebuild kits.