Allmotorparts Transmission Filter Kit for Mercedes‑Benz 722.9 (C/E/S/GL/ML) with ATF Fill Adapter — Inline Filter & Seals

Allmotorparts transmission filter kit with ATF fill adapter is an aftermarket replacement designed to refresh the 7G‑TRONIC (722.9) transmission fluid system on many Mercedes‑Benz models, restoring proper fluid flow and helping reduce contamination.

If your Mercedes Benz with a 7‑speed 722.9 transmission is due for service, this complete kit supplies the inline transmission filter and an ATF fill adapter to make the fluid change and refill process more straightforward. The aftermarket assembly is built to fit the original installation points and replaces several OEM part numbers so you can service C‑class, E‑class, S‑class, GL/GLS, ML/GLE, SLK/SL, CL, CLK, CLS, G‑series, Maybach and many AMG variations across model years listed for 722.9 applications.

Which Mercedes models will this filter kit fit?

This kit fits a wide range of Mercedes vehicles equipped with the 722.9 7G‑TRONIC transmission. Check the model-year list carefully against your VIN or service manual before ordering.

• Common compatible lines: C‑class (C230/C250/C300/C350/C63 AMG), E‑class (E250/E300/E320/E350/E500/E550/E63 AMG), S‑class (S350/S400/S430/S500/S550/S63 AMG), and CL/CLS/CLK models.
• SUVs and crossovers: GL/GLS, G, GLE, GLK, ML/GL series and selected R models.
• High‑performance models and Maybach S650 included where manufacturers used the 722.9 unit.

How does the ATF fill adapter make service easier?

The included ATF fill adapter allows technicians and DIYers to refill transmission fluid through the correct fill point without removing major components, helping ensure accurate fluid level and cleaner service.

• Provides a secure connection for fluid pumps and hoses during refill.
• Reduces risk of spills and contamination when topping or replacing ATF.
• Speeds up maintenance compared with improvised refill methods.

What does the kit replace and what’s included?

This aftermarket kit replaces several OEM filter kit numbers and arrives ready to install. It’s intended as a full service replacement part for the inline transmission filter assembly and related fittings.

• Direct replacement for common OEM references used on 722.9 transmissions.
• High‑quality materials and OE‑style construction for fit, form and function.
• Packaged complete with the inline filter element, sealing components and the ATF fill adapter for refill operations.

Will this aftermarket kit affect performance or warranty?

This product is an aftermarket replacement produced by Allmotorparts, not a Mercedes‑Benz genuine part. It is manufactured to match OE dimensions and service function but does not carry manufacturer OEM branding.

• Meets OE‑style fit and function for routine maintenance and repairs.
• Does not represent an OEM Mercedes part; check warranty terms if vehicle is under coverage.
• Allmotorparts stands behind the product—contact seller support if the kit arrives defective.

Who is this for: This transmission filter kit is aimed at independent mechanics, specialty shops and experienced DIY owners who maintain Mercedes vehicles equipped with the 722.9 7‑speed transmission and need a complete inline filter replacement plus a convenient ATF fill solution. Confirm vehicle compatibility against your VIN or service documentation and use recommended ATF fluid and procedures when performing the service.