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 Dolphin Premier, Dolphin Prowler 820/830, Wave 50, Wave 75, Wave 90, Wave 2X2 Gyro, Quest, Premier, 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: Made from durable materials for reliable performance. This replacement part is essential for maintaining your Dolphin pool cleaner’s efficiency and longevity. Easy to Install: Replace 4 idler wheels and 2 drive gears. Opening and closing the unit is the most challenging part of the process. If disassembled carefully and reassembled according to labeling, components will align properly for a secure fit. Product Features: Replace worn or damaged guide pulleys and gears to restore your Dolphin robot’s climbing and movement capabilities. Keep your pool cleaner operating like new. Replacement Timing Tracks: Includes 2-pack replacement timing tracks. Replaces 12-inch x 12-inch x 1-inch (L x W x D) track with part number 3295-133 and alternate part number 9985006. Improved Performance: Worn tracks can lead to slow movement, reduced traction on pool surfaces, and difficulty climbing walls. Proactively replace tracks to maintain optimal cleaning performance. Compatibility: Suitable for various Dolphin robotic pool cleaner models requiring two tracks (one per side), including Dolphin DX, Explorer, Wave, Advantage, and other compatible models. Color: White + Gray Material: Plastic Package Contents: 4 x Guide Wheels 2 x Pulley Gears 2 x Replacement Timing Track Note: Light reflection and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.