£13,560.00 + VAT & Shipping

Toyota Yaris GR-4 Shocks – Gravel Kit

Inline Architecture Shock Absorber – Internal reservoir 3 +1 way adjustment affecting compression HV / BV and rebound CAS Technologie.

We recommend all of our suspension packages are tailored to your car and driving.

Buying from Raceshocks you have three options:

  1. Off the shelf: Components shipped as set up by the factory
  2. Standard Set up: Raceshocks experts will tune your components to suit your car model and type of usage.
  3. Custom set up: Get the most from your suspension. We’re able to fit parts to your car, tuning them to perfectly suit each vehicle and your driving style.

Looking to get the most from your suspenson? Call us on 01269 839 984 and we’ll help you make sure you get the best solution.

Alternatively, pop in your details below, and we’ll get back to you as soon as we can.


Discover our range of specific shock absorbers for Toyota Yaris GR-4.

Benefit from all the experience and expertise of BOS SUSPENSION acquired at the highest level during the 5 years alongside Toyota Gazoo Racing Team in the WRC world championship.

Take advantage today of a complete range of shock absorbers available in three specific families.

Road Kit: For sports and daily use on the open road and circuit.

Gravel Kit: For Gravel Rally use for leisure or competition.

Asphalt Kit: For Asphalt Rally use for leisure or competition.

Whether for fun or for competition, we necessarily have the suspension kit for your Toyota Yaris GR-4


Technical characteristics : Gravel Kit

– Shock absorber:  Monotube hydraulic.

– Main Piston: Diameter 46mm.

– Stem: Diameter 16mm (Road) – Diameter 18mm (Gravel & Asphalt).

– Mounting:   Strut (F) and Ball-joint (Ar)


– Asphalt  Kit : 2 Pistons 46×18 – 3 + 1 Ways of adjustment – Hydraulic Stop Compression with Adjustable Needle – Rebound Adjustment – HV / BV Compression Adjustments – Light Spring –  CAS  System (Selective Damping Control).



The hydraulic curve, the spring and the settings are optimized according to your vehicle (personalized test session possible).

Additional info:

Robust and optimized design: Overhaulable in our workshops or approved service centres and 100% reconditionable

Designed, manufactured and assembled in France.

Inline Architecture Shock Absorber – Internal reservoir 3 +1 way adjustment affecting compression HV / BV and rebound CAS Technologie.

Piston: Double Piston 46mm (front – rear)
Rod: 18mm (Front – Rear)
Stroke : 195mm (Front) – 160mm (Rear)
Spring internal diameter: 75mm (Front) – 60mm offset (Rear)
Spring rate: 55N/mm (Front)  -74N/mm (Rear)
Packaging: Toyota Yaris GR-4 (2020-2021) Tarmac Shock Absorber Kit is mounted in place of your original mount (We provide the mounting interfaces – Chappe and mounting kit included).

Gravel kit

Main components:

– 2 pistons 46×18

– Hydraulic stop

Adjustable Compression (Needle).

– Rebound adjustment.

– HV and BV compression settings

– Preload adjustment


– Light spring

Number of adjustment channels: – 3 + 1 Ways

Piggyback: – Yes


Strength leg : – Before

Ball joint-Ball joint: – Back

Application : – Recreational or competitive Gravel Rally use.

Delivery Information

Delivery information tab.