Genuine ZF BMW 8HP 8-Speed Automatic Transmission Service Kit (8HP45/8HP70) F20 F30 G30 G11 G29 Fits M140i 340i 440i X3 M40i xDrive Z4 M40i Pan with Filter + ZF Lifeguard ATF

ZF 8HP 8‑speed auto box service pack for BMW F and G Series models

Restore crisp, consistent shifts with a genuine ZF maintenance kit tailored for BMW models running the GA8HP45Z or GA8HP70Z 8‑speed Steptronic. This OEM pack brings everything required for a proper gearbox oil service in one box, using the correct ZF Lifeguard ATF and a new sump pan with integrated filter. Ideal for preventative maintenance, spirited road driving and reliability on tuned cars, this is the exact-quality hardware your auto box was designed to use.

Why enthusiasts choose this kit

• Authentic ZF components for precise fitment on GA8HP45Z and GA8HP70Z units
• Smoother upshifts and downshifts, reduced flare and improved refinement after fresh ATF and filter
• Protects clutch packs, valve body and mechatronics with the correct ZF‑approved fluid
• Complete solution for a BMW automatic gearbox oil change, no guesswork

Trusted by MJ Modifications. We run these kits on our own cars and supply them to customers with excellent feedback on shift quality, drivability and longevity.

What you get

• 1 x ZF transmission oil pan with integrated filter and gasket
• 13 x Torx screws M6 x 28.5
• 1 x Drain plug with sealing ring M18 x 1.5
• 7 x 1L bottles ZF Lifeguard ATF

Vehicle coverage

For BMW models equipped with the ZF GA8HP45Z or GA8HP70Z 8‑speed automatic. Popular applications include, but are not limited to:

• 1 Series F20 F21 including M135i, M140i and xDrive variants
• 2 Series F22 F23 including 228i, 230i, M240i and xDrive
• 3 Series F30 F31 F34 and G20 G21 including 330i, 335i, 340i and xDrive
• 4 Series F32 F33 F36 including 428i, 430i, 435i, 440i and xDrive
• 5 Series F07 GT, F10, F11, G30, G31
• 6 Series F06 Gran Coupé, F12, F13, G32 GT
• 7 Series F01 F02 F04 Hybrid, G11, G12 including LCI
• 8 Series G14, G15, G16 Gran Coupé
• X Models X1 E84, X3 F25 and G01 including X3 M40i, X4 F26 and G02, X5 E70 LCI, F15, G05, X6 E71, F16, G06, X7 G07
• Z4 E89 and G29 including Z4 M40i
• Rolls‑Royce Phantom RR1 Series II including Drophead and Coupé Series II

If your BMW uses an 8HP45 or 8HP70 8‑speed auto, this ZF kit is the right match for a fluid and filter service.

Part number

8HP70.SERKIT01

Manufactured by

ZF

Fitting and support

Professional installation available at MJ Modifications in Warwickshire. For a fitting quote or to book your auto gearbox service, email info@mjmodifications.co.uk.

Compatibility check

We verify fitment before dispatch. Provide your UK registration or the last 7 characters of your VIN at checkout and we will confirm suitability for your vehicle.

Warranty

Two years manufacturer warranty for UK customers and one year for international customers when a valid VIN is supplied at checkout on compatible vehicles.

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