Rear Air Spring Jumper Boxer

DiPa Code:
SSA012AN
OEM Code:
5102W8
Brand:
DIPA SPORT
Condition:
New
Bilateral Rear Pneumatic Spring
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Warnings

It is important to check in advance that the shock absorber has no oil leaks and that, during installation, it is not completely or partially discharged. Attention: no warranty will be accepted if we determine that the breakage of the spring was caused by incorrect installation.

It is recommended to replace both air springs to avoid having the vehicle lower/higher on one or more sides, so that the springs do not work off-axis, resulting in improper functioning and possible new breakage.

Applications
FIAT
FIAT DUCATO Autobus (250_)
Model Year of Production Displacement KW HP Cylinders Fuel Type Engine Code
DUCATO Autobus (250_), DUCATO Autobus (250_, 560_) 2021-02-01 - 2023-10-01 0 cc 90 KW 122 HP 0 Cylinders Elettrico 46350679
FIAT DUCATO Furgone (250_)
Model Year of Production Displacement KW HP Cylinders Fuel Type Engine Code
DUCATO Furgone (250_) 2020-12-01 - 2023-10-01 0 cc 90 KW 122 HP 0 Cylinders Elettrico 46350679
FIAT DUCATO Pianale piatto/Telaio (250_)
Model Year of Production Displacement KW HP Cylinders Fuel Type Engine Code
DUCATO Pianale piatto/Telaio (250_) 2021-02-01 - 2023-10-01 0 cc 90 KW 122 HP 0 Cylinders Elettrico 46350679
Techinical Info

The rear air spring with OE code 5102W8 is used in PSA commercial vehicles Jumper and Boxer. This component is part of the rear air suspension system, designed to ensure stability, comfort and a constant load height regardless of road conditions and the weight carried.

Technical features of the OE 5102W8 air spring

The air spring, or air bellows, is constructed from reinforced elastomeric material with metal inserts to withstand prolonged cycles of loading and unloading.

Main specifications:

  • Original code: 5102W8
  • Type: rear suspension air spring
  • Material: reinforced rubber with steel inserts
  • Operation: volume variation through internal air pressure
  • Compatibility: systems with automatic or semi-automatic height adjustment

This spring not only provides elastic support but also acts as an active element in maintaining the vehicle's ride height.

DIPA offers a range of original and aftermarket spare parts of equivalent quality.

Functions of the rear air spring

The component allows automatic adjustment of the vehicle height according to changes in the rear load, via the pneumatic system connected to a compressor and control valves.

Main functions:

  • Absorption of vertical loads
  • Ground clearance adjustment according to load
  • Improvement of chassis stability under heavy transport conditions
  • Reduction of vibrations transmitted to the cargo area and occupants

The efficiency of the air spring is crucial for handling, safety and comfort, especially in commercial vehicles used intensively.

Compatible vehicles

Peugeot

  • Boxer (Bus, Cargo van, Flatbed)

Citroen

  • Jumper (Bus, Cargo van, Flatbed)

Common faults and causes of failure

Over time or under heavy use, the air spring can develop various faults that compromise the vehicle's ride height.

Frequent faults:

  • Air leaks caused by micro-cracks in the rubber
  • Permanent deformations due to repeated overloading
  • Wear of the upper or lower mounting points
  • Failure of the internal sealing ring
  • Ingress of dust or moisture into the spring body

Typical symptoms:

  • Rear ride height lower on one side
  • Feeling of instability while driving
  • Air hissing noises in the rear area
  • Activation of the suspension warning light (where fitted)

These symptoms indicate the need for inspection and possible replacement of the component.

Conclusions

The rear spring OE 5102W8 is a critical component for the efficiency and safety of commercial vehicles equipped with air suspension. Its correct functioning ensures maintenance of the ideal ride height even at full load, reducing chassis wear and improving ride quality.

DIPA supplies the component new, both original and aftermarket of equivalent quality, ready for installation, with warranty and compatibility across all affected models. Ask about availability of parts in stock for quick replacements and reduced vehicle downtime.