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8-speed cvt automatic transmission planetary gear 1087240049

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Guangzhou Meishun Automatic Transmission Co., Ltd.

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Brand Name : /

Model Number : 8HP70、8HP70H、8HP70X

MOQ : 1

Price : 0-1000

Payment Terms : T/T

Delivery Time : 5-8 work day

Packaging Details : Paper box or wooden box

Year： : /

MODEL： : 8HP70、8HP70H、8HP70X

SIZE : 15X15X15CM

Brand： : /

Item Weight : 2kg

ＯＥＮＯ : 1087240049

Applicable Brand : /

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Application: ZF 8HP series (likely 8HP45/55/70), supporting 2nd/4th/6th/8th gear ratios.
Design: Compound planetary set (Ravigneaux or Lepelletier type) with hardened 18–22 tooth sun gear and 42–46 tooth ring gear.
Material: Case-hardened 20MnCr5 steel (core hardness 58–62 HRC, surface >800 HV).
Critical Tolerances:
- Backlash: 0.05–0.12mm (exceeding 0.15mm causes whine)
- Runout limit: <0.03mm
Failure Modes:
- Pitting/spalling (fatigue due to high torque cycling)
- Bearing journal wear (if oil debris present)
- Thermal distortion (if ATF exceeds 140°C)

Note: Requires ZF Lifeguard 8 fluid for proper lubrication. Common in Audi/BMW applications.

8-speed cvt automatic transmission planetary gear 1087240049

Product Tags:

8-speed CVT automatic transmission gear

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