Replacement set for robot pool cleaners — four 6101611 R4 climbing rings and two 9983152 R2 timing tracks Key benefits Restores cleaning performance: Replaces worn climbing rings and timing tracks to recover wall-climbing ability and correct drive timing so your cleaner covers the pool as intended. Exact compatibility: Designed as direct replacements for models referenced 6101611 R4 (climbing rings) and 9983152 R2 (timing tracks), matching original fit and function. Durable for pool use: Manufactured from materials chosen to resist the chemical and wet conditions of pool environments, providing season-long durability. Simple maintenance solution: Swap the worn parts for these components to avoid costly service or full-unit replacement. What this set does Four 6101611 R4 climbing rings improve traction and allow the robot to scale walls effectively, increasing overall cleaning coverage. Two 9983152 R2 timing tracks restore correct belt timing and drive synchronization, helping the robot follow its programmed paths reliably. Important attributes Function: Replacement climbing rings and timing tracks for robot pool cleaners. Compatibility: Specifically for models referenced 6101611 R4 (rings) and 9983152 R2 (tracks); intended as direct-fit parts. Material & durability: Built to withstand pool chemicals and constant wet operation; designed for reliable seasonal use. Performance: Restores climbing capability and timing accuracy to improve pool cleaning efficiency. Use scenarios Routine maintenance: Replace worn rings and tracks at the start of the season to maintain optimal cleaning performance throughout summer. Repair after wear or damage: Restore a robot that has lost wall traction or is skipping steps due to stretched or damaged timing tracks. Refurbishing older units: Upgrade the moving parts on an older cleaner to regain original movement and coverage without replacing the entire robot. Notes This is a parts replacement set. Confirm compatibility with your cleaner model numbers before purchase.