SmartKey SC1 Lock Cylinder 85173-003 for 258 Deadbolts & 818 Handlesets
SmartKey SC1 Lock Cylinder 85173-003 for 258 Deadbolts & 818 Handlesets
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The 85173-003 SmartKey SC1 Cylinder is a replacement lock cylinder engineered specifically for 258 deadbolts and 818 handlesets, giving homeowners a straightforward way to restore or upgrade the security of existing door hardware. Built around Kwikset's SmartKey technology, this SC1 cylinder replacement allows the lock to be rekeyed in seconds using a simple key-based process, eliminating the need to call a locksmith for routine rekeying jobs.
This SmartKey cylinder is a practical solution for common scenarios such as moving into a new home, replacing a lost key, or addressing a worn-out cylinder that no longer turns smoothly. Because it's designed to fit directly into compatible 258 deadbolt and 818 handleset bodies, installation doesn't require swapping out the entire lockset, saving both time and cost compared to full hardware replacement. Anyone who has dealt with sticky pins, misaligned keyways, or the hassle of managing multiple keys will appreciate how this cylinder restores smooth, reliable operation to their existing door hardware.
This deadbolt cylinder replacement part is best suited for homeowners, landlords, and property managers who already own Kwikset 258 deadbolts or 818 handlesets and need a factory-matched component to keep that hardware functioning correctly. For anyone searching for a SmartKey rekey cylinder that restores security and convenience without a full lock overhaul, this 85173-003 cylinder offers a focused, compatible fix that keeps existing door hardware in service longer.
📦 Shipping Information
United States Orders: Shipped via Canada Post. Estimated delivery: 4–7 business days (may take up to 10 business days if border delays occur).
Canadian Orders:Orders are shipped via Chit Chats. Estimated delivery is typically 2–6 business days, depending on destination and carrier processing times.
International Orders:Shipped with Chit Chats or Canada Post, depending on service availability. Estimated delivery: 7–15 business days (varies by destination).
Returns & Refunds Policy: We offer a 30-day return window. Items must be gently used, in their original packaging and not have major signs of use/damage
Customs Duties & Import Fees: Orders shipped outside Canada may be subject to import duties, taxes, or customs fees. For U.S. orders, all duties are pre-paid and included—no extra charges at delivery.
Disclaimer: At DaveyDooDeals, our products are sourced from trusted channels, including surplus warehouses, authorized distributors, and carefully selected clearance inventories. While many items are new and unused, some are reclaimed from decommissioned equipment or overstock. Each listing clearly states the item’s condition and any known defects. In the unlikely event that a defect is missed, our 30-day return policy has you covered.
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