Description
Alternator bracket for Citroën and Peugeot vehicles
Premium alternator bracket designed for Citroën and Peugeot applications. This robust mounting bracket secures the alternator to the engine, ensures proper belt alignment and reduces vibration for reliable charging performance. Perfect for professional mechanics and skilled DIY enthusiasts replacing a worn or damaged alternator mount or carrying out engine accessory repairs. Frequently searched by OEM numbers 9650034280 and 5706J5.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Citroën C4, Citroën C4 Picasso, Citroën C5, Citroën C5 X7, Citroën C8, Peugeot 407, Peugeot 807
- Product Codes: 9650034280
- Other Numbers: 5706J5
Fitment And Compatibility
Direct fit for listed Citroën and Peugeot models where the OEM reference matches. Often used when replacing the alternator or repairing accessory mounts after wear, impact or corrosion. Always verify the part number against the vehicle’s requirements before installation.
Function And Typical Failure Modes
The alternator bracket secures the alternator to the engine block, maintains correct pulley alignment and helps transfer belt tension. It also absorbs mechanical loads and vibration. Common causes of failure include:
- Corrosion and rust in the engine bay that weakens the bracket over time.
- Metal fatigue or cracking from prolonged vibration or excessive belt tension.
- Impact damage from collisions or road debris.
- Stripped or damaged mounting threads and bolts caused by over-tightening or repeated removal.
- Seized alternator or faulty belt tensioner creating extra stress on the mount.
Installation Recommendations
Follow a systematic procedure to ensure safe and correct replacement:
- Always disconnect the battery before starting work to prevent electrical short circuits and avoid damage to electrical components.
- Remove the accessory drive belt (or relieve tension via the tensioner) and support the alternator to prevent it from dropping when removing bolts.
- Apply penetrating oil to seized bolts if necessary. Remove old mounting bolts and extract the damaged bracket.
- Clean mounting surfaces, inspect threads and mating points for damage. Replace bolts, washers or studs if worn or corroded.
- Fit the new bracket, align the alternator pulley with the belt line and tighten bolts to the manufacturer’s torque specifications (use a torque wrench). Do not overtighten.
- Reinstall the drive belt and set belt tension according to the vehicle specification. Check pulley alignment and rotate by hand to ensure smooth movement.
- Reconnect the battery, start the engine and verify charging system voltage and absence of unusual noises or vibration.
Additional Advice For Mechanics
When performing alternator or bracket replacement, also inspect the alternator bearings, belt tensioner, idler pulleys and belt condition. Replacing corroded or damaged fasteners with new grade-equivalent parts improves long-term reliability. This bracket is commonly searched by the OEM references 9650034280 and 5706J5 — include these numbers in parts searches to speed up identification.







