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Specifications
SPECS:6 Volt
SPECS FOR:Delco Early DD Starters
DIM 1:6.5mm T x 19mm W x 12.5mm L
LESTER NUMBERS
3425, 3700, 3703, 3704, 3705, 4108, 4498, 4499, 4759, 4760, 4761, 4762, 4763, 4764, 4765, 4766, 4768, 4769, 4770, 4773, 4774, 4780, 4783, 4786, 4787, 4789, 4790, 4903
Replaces
Caterpillar 329836, 66847, 9F-3481, Delco 1881838, 1885058, 1906976, D754, Ford SBX206, Original Reference Number 54-4002
UNIT NUMBERS
Delco 1109451, 1109452, 1109453, 1109454, 1109455, 1109456, 1109457, 1109458, 1109459, 1109460, 1109462, 1109463, 1109464, 1109465, 1109471, 1109472, 1109473, 1109474, 1109475, 1109476, 1109477, 1109478, 1109479, 1109501, 1109504, 1109505, 1109506, 1109507, 1109508, 1109509, 1109511, 1109512, 1109514, 1109517, 1109518, 1109519, 1109600, 1109602, 1109603, 1109604, 1109605, 1109607, 1109608, 1109609, 1109610, 1109611, 1109613, 1109614, 1109616, 1109617, 1109618, 1109620, 1109621, 1109622, 1109623, 1109651, 1109652, 1109654, 1109655, 1109656, 1109657, 1109658, 1109659, 1109660, 1109661, 1109662, 1109665, 1109667, 1109668, 1109669, 1109671, 1109674, 1109676, 1109677, 1109678, 1109681, 1109682, 1109684, 1109685, 1109691, 1109692, 1109694, 1109695, 1109696, 1109697, 1109699; Massey Ferguson 181-541-M91; Prestolite MS7-300A
Aftermarket Starter Brush 68-121 Product Overview
Aftermarket Starter Brush 68-121 is an aftermarket brush developed for compatible starter repair, rebuilding, and maintenance applications. This component is intended for customers who need a dependable replacement identified by product name, part number 68-121, original equipment references, dimensions, and application data. It can support professional rebuilders, technicians, repair shops, and vehicle owners when the original part is worn, damaged, corroded, or missing.
Product Details and Application Information
The original listing information includes the following product-specific details: Specifications SPECS:6 Volt SPECS FOR:Delco Early DD Starters DIM 1:6.5mm T x 19mm W x 12.5mm L LESTER NUMBERS 3425, 3700, 3703, 3704, 3705, 4108, 4498, 4499, 4759, 4760, 4761, 4762, 4763, 4764, 4765, 4766, 4768, 4769, 4770, 4773, 4774, 4780, 4783, 4786, 4787, 4789, 4790, 4903 Replaces Caterpillar 329836, 66847, 9F-3481, Delco 1881838, 1885058, 1906976, D754, Ford SBX206, Original Reference Number 54-4002 UNIT NUMBERS Delco 1109451, 1109452, 1109453, 1109454, 1109455, 1109456, 1109457, 1109458, 1109459, 1109460, 1109462, 1109463, 1109464, 1109465, 1109471, 1109472, 1109473, 1109474, 1109475, 1109476, 1109477, 1109478, 1109479, 1109501. Use these specifications together with the product photographs and cross-reference numbers when confirming the correct application.
Key Features and Benefits
- Product-specific aftermarket replacement for compatible starter applications
- Part-number-based identification for accurate comparison and ordering
- Suitable for professional repair, rebuilding, testing, and maintenance work
- Designed to help restore reliable fit, operation, and service performance
- Useful for matching original equipment and common cross-reference numbers
Compatibility and Fitment Guidance
Compatibility can vary by vehicle model, starter or alternator design, production date, manufacturer, connector style, mounting configuration, and original equipment number. Before ordering, compare the original component with the listed part number, dimensions, photographs, application notes, Lester numbers, unit numbers, and replacement references shown in the main description. Contact RCAutoElectric when additional fitment confirmation is required.
Professional Ordering Recommendations
For the best result, inspect the complete assembly before installation and verify that related components are in serviceable condition. Installation, rebuilding, and electrical testing should be completed by a qualified technician whenever specialized tools, torque specifications, soldering, or diagnostic procedures 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 68-121, dimensions, cross-reference numbers, 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 brush unless the main title or original description specifically identifies the item as OEM.
What information should I verify before purchase? +
Verify the original equipment number, unit number, measurements, connector or 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 electrical testing, specialized tools, soldering, pressing, torque specifications, or assembly adjustment.
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 on RCAutoElectric.