1.77 inch Nylon Garage Door Rollers with 4.53 inch Stem Pack of 8 worn rollers to restore smooth, quiet garage door operation. These 1.77 inch nylon rollers with 4.53 inch stems are designed as direct replacements for residential overhead garage doors that use this wheel diameter and stem length. Key benefits Quieter operation: Nylon wheels reduce metal on metal contact for noticeably quieter opening and closing. Smoother travel: Precisionformed nylon delivers consistent rolling performance to reduce jerking and sticking. Easy replacement: Standard 4.53 inch stem length fits common tracks and brackets used on many residential doors. Measure existing rollers to confirm fit. Convenient pack size: Includes 8 rollers to service both sides of a typical twopanel garage door or to keep spares on hand. Low maintenance: Nylon construction resists surface wear and will not rust, helping maintain smooth function over time. Specifications Wheel diameter: 1.77 inch Stem length: 4.53 inch Material: Nylon wheel Quantity: 8 pieces per pack Function: Garage door rollers for vertical and horizontal track systems that accept 1.77 inch wheels with 4.53 inch stems Compatibility and fit Designed for residential overhead garage doors that use 1.77 inch nylon rollers with 4.53 inch stems. Confirm compatibility by measuring current roller wheel diameter and stem length before . Intended as replacement rollers; compatibility with specialty tracks or commercial doors should be verified. Practical use scenarios Routine maintenance: all rollers during a scheduled garage door tune up to eliminate squeaks and improve balance. after wear or damage: Swap in the 1.77 inch rollers when old wheels show flat spots, cracking, or excessive play. Home upgrade for quieter operation: Install these nylon rollers to reduce noise in attached garages or when working in a garageadjacent living space. Installation tips rollers one at a time to maintain door balance and alignment. Use proper tools and follow standard garage door safety practices when servicing springs, cables, or panels. If uncertain about fit, measure the wheel diameter and stem length of an existing roller prior to . What this product solves Eliminates noisy, jerky door movement caused by worn rollers. Restores reliable rolling action for smoother open and close cycles. Provides a full set of replacements so both sides of a typical residential door can be serviced at once. This pack provides eight 1.77 inch nylon rollers with 4.53 inch stems suitable for many residential garage door applications. Measure your existing rollers to ensure correct fit before installing.