HPI Savage 21 Radial Tyre with Foam Insert SAV1889PW by GPM  [SAV1889PW]

HPI Savage 21 Rubber Radial Tire With Foam Insert For Option - GPM SAV1889PW
Price:
NZD$28.02
Brand:
GPM
Model:
SAV1889PW
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Radial-profile tyre built for Savage 21 use

This radial rubber tyre, paired with an internal foam core, is made to match HPI Savage 21 wheel geometry for a direct fit. The combined radial casing and foam support the tyre profile under cornering loads to keep the contact patch consistent on rough surfaces.

Fitment uses standard Savage 21 tyre mounting steps and the vehicle's existing rims; ordinary tyre glue is used where required. Changing to a radial tyre like this is a tuning choice that will affect traction balance and suspension feedback when compared to stock tyres.

Specifications

  • Item Radial Tire with Foam Insert
  • Material Rubber with foam insert
  • Model Number GPM SAV1889PW
  • Compatibility HPI Savage 21

A practical upgrade for Savage 21 hobbyists looking to refine grip and handling; test changes step by step to dial in performance.

Yes, it is sized for Savage 21 wheel setups and mounts with standard procedures used on that platform.
The foam insert is supplied inside the tyre and is not intended to be removed during normal fitting; it is part of the tyre's tuning characteristics.
It can. The radial profile and foam core stabilise the contact patch, changing how the tyre transfers load to the suspension which may enhance cornering consistency.
No. This tyre is intended for RC off-road driving on Savage 21 scale models and not for paved road use on full-size vehicles.

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