Quality-Built 3631SN QB Supreme New Starter Motor

The Quality-Built 3631SN is a 100% brand-new starter motor from Quality-Built's QB Supreme line, engineered from the ground up to deliver reliable, consistent cranking performance. Unlike remanufactured units, this starter uses all-new components throughout — nothing is recycled or refurbished.

Key Features:

• 100% New Construction — every component is new, including armatures, shift levers, brushes, and housings
• ISO/TS 16949 Certified Manufacturing — produced in facilities following stringent engineering and quality control processes
• High-Quality Brushes — proper copper-to-carbon composition with surface and core hardness testing for long-lasting performance
• Precision-Machined Armatures & Commutators — connections are high-temp soldered or welded for reliable conductivity
• Sintered Bronze Oil-Impregnated Bushings — precision-fit bushings support the armature, reduce brush bounce and arcing, and extend service life
• Aerospace-Grade Drive Clutch Assembly — precision-ground rollers and high-memory springs assembled with extreme-temperature aerospace grease to minimize wear
• 2-Year Roadside Assistance — comprehensive coverage if the unit stops working for any reason
• ASE-Certified Technical Support — toll-free hotline staffed by ASE-certified master technicians

The Quality-Built 3631SN Supreme starter is built to meet or exceed OEM durability and performance standards, making it a dependable direct replacement for vehicles requiring this application.