[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. [For Dolphin Premier Parts] Compatible with Dolphin pool cleaners, 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, Robotic Pool Cleaners. [High-Quality Replacement] If you own a Dolphin pool cleaning machine, you will need this part. It is a great replacement and a must-have for pool cleaning machines, made of high-quality materials and tested for durability. [Easy to Use] For Dolphin Premier robotic pool cleaner. Replace 4 idlers and 2 drive gears. Opening and closing the unit is the hardest part of the repair. If you understand how it came apart and reassemble according to the label, it will align properly for a perfect fit. [Product Features] If the old gears on your Dolphin robot start to break or wear out, or if pulleys fail during operation, you will need to replace these parts. Installing new guide pulleys and gears restores climbing and cleaning performance like new. Keep your Dolphin pool cleaner in optimal condition. REPLACEMENT POOL CLEANER TIMING TRACK Keep your pool cleaner in top shape with this 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. IMPROVE YOUR ROBOTIC POOL CLEANER'S PERFORMANCE Worn out tracks can cause sluggish movement, lack of traction on the pool floor, and inability to climb walls. Don't wait for complete failure. Stay ahead with a pair of , high-performance timing tracks. COMPATIBLE WITH NUMEROUS DOLPHIN ROBOTIC POOL CLEANER MODELS Designed for models requiring 2 tracks (one on each side), including Dolphin DX, Dolphin Explorer, Dolphin Wave, Dolphin 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 different displays may cause slight color variation. Measurement error allowed is +/- 1-3 cm. Only the above package content is included; other products are not included.