{"product_id":"stellar-automotive-group-4-5-6-clutch-bonded-piston-for-gm-6l80-6l90-transmission","title":"AC Delco 4-5-6 Clutch Piston (Bonded) for GM 6L80 6L90 2005-2024","description":"\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003e\u003cstrong\u003eAC Delco 4-5-6 Clutch Piston (Bonded) — fits GM 6L80 (2006-2022) and 6L90 (2005-2024) Six-Speed Automatic Transmissions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003eDirect match for GM OEM part number 24232416. Also cross-referenced to industry aftermarket numbers 33456, 104960A, and 45964C.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003e\u003cstrong\u003eAbout This Part\u003c\/strong\u003e\nThis bonded piston applies the 4-5-6 clutch pack in your 6L80 or 6L90 transmission, engaging the plates that drive 4th, 5th, and 6th gears. Over time, a worn, cracked, or weak factory piston loses clutch apply pressure, a leading cause of 4-5-6 clutch pack burnout on these units.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003e\u003cstrong\u003eWatch for These Failure Symptoms\u003c\/strong\u003e\nRPM flare or slipping between 4th and 6th gears, harsh or delayed upshifts, and burnt clutch material found in the pan during a fluid or filter service can all point to a worn piston or a failing 4-5-6 clutch pack.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003e\u003cstrong\u003eFits the Following:\u003c\/strong\u003e\nChevrolet Silverado 1500, 2500HD, 3500HD\nChevrolet Tahoe, Suburban, Avalanche, Express\nChevrolet Camaro, Camaro ZL1, Corvette, Caprice PPV\nGMC Sierra 1500, 2500HD, 3500HD, Yukon, Yukon XL, Denali, Savana\nCadillac Escalade, Escalade ESV, Escalade EXT, CTS-V, STS-V, XLR-V\nHummer H2\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003ePlease confirm your exact transmission model and application before ordering, as fitment can vary by year and configuration.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\nSteel backing plate with a permanently bonded, high-temperature rubber sealing lip — no separate seals needed, no additional machining required. Sold individually as a single piston. Matches factory dimensions: 0.805\" thick, 4.960\" OD, 1.445\" ID.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:align-top\"\u003e\u003cstrong\u003eComplete Your Rebuild\u003c\/strong\u003e\nPair this piston with Lubegard ATF Protectant when refilling your transmission fluid — a trusted way to help support smoother shifts and extend transmission life after a clutch pack service.\u003c\/p\u003e","brand":"Trans Parts Direct","offers":[{"title":"Default Title","offer_id":52425241788597,"sku":"135763B UP","price":53.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/3872\/0181\/files\/135763B-UP-scaled_83dabce4-e6c0-4539-87da-3554725f517e.jpg?v=1786618624","url":"https:\/\/transpartsdirect.com\/products\/stellar-automotive-group-4-5-6-clutch-bonded-piston-for-gm-6l80-6l90-transmission","provider":"Trans Parts Direct","version":"1.0","type":"link"}