Pool Cleaner Replacement Parts: Compatible with Dolphin CC Plus robotic pool cleaners, fits part number 3884997-R6. Includes four (4) guide wheels and two (2) pulley gears. Compatible Models: Designed for use with Dolphin Premier, Prowler 820/830, Wave 50, Wave 75, Wave 90, Wave 2X2 Gyro, Quest, Plus, C5, C6 Plus, Advantage Plus RC, Advantage Plus Pro RC, Deluxe 3, Deluxe 4, 3001, DLX 4, Deluxe 5, HD, PROX2, DX6, M400, M500, M5, Edge, Triton, Triton Plus, Heavy Duty, and other compatible robotic pool cleaner models. High Quality: Ideal replacement part for Dolphin pool cleaning machines. Made from durable, high-quality materials to ensure long-lasting performance and reliability. Easy to Install: Replace 4 idler wheels and 2 drive gears. Opening and closing the unit is the most challenging part of the repair. If disassembled carefully and reassembled according to labeling, parts will align properly for a secure fit. Product Features: When the old gears or guide wheels on your Dolphin robot begin to wear out or fail during operation, replacing them restores climbing and cleaning performance like new. Keep your pool cleaner running at peak efficiency. Replacement Timing Tracks: Includes 2-pack replacement timing tracks. Replaces 12-inch x 12-inch x 1-inch (L x W x D) timing track with part number 3295-133 and alternate part number 9985006. Improved Performance: Worn tracks can lead to slow movement, poor traction on pool floors, and difficulty climbing walls. Proactively replace worn tracks to maintain optimal cleaner performance. Compatibility: Suitable for various Dolphin robotic pool cleaner models requiring two tracks (one per side), including Dolphin DX, Explorer, Wave, Advantage, and more. Color: White + Gray Material: Plastic Package Contents: 4 x Guide Wheels 2 x Pulley Gears 2 x Replacement Timing Track Note: Light reflection and differences in display screens may cause slight variations in color between the image and actual item. Measurement may vary by +/- 1-3 cm. Only the items listed are included; additional accessories shown are not part of the package.