Throttle for Rad Power Bikes RadWagon 4 2019-2024, external battery

1 verified option, 2 likely matches. Change part

Compatible — verified

Seller listing names 'RadWagon 4 (2020+)' as fitted with the '2020 Throttle' this lever clamps onto.

Illustration

Thumb-throttle lever adapter for the Rad 2020 half-twist throttle (clamps on the existing twist grip; no electronics)

Source: Etsy listing 'RadRunner Thumb Throttle Upgrade for Rad Power Bikes, 2020 Throttle', compatibility list includes RadWagon 4 2020+

Last verified Sep 8, 2026 · 0 owners confirmed, 0 reported a problem

Seller	OEM / Aftermarket	Price	Stock	Last checked
Etsy	Aftermarket	$15	Low stock	Sep 8, 2026	View offer

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No owner has reported on this one yet.

Probably compatible

Blanket seller claim for Rad bikes with no model list or connector detail.

Illustration

Source: Area 13 Ebikes 'Rad Thumb Throttle for Radpower Bikes' product page

Last verified Sep 8, 2026 · 0 owners confirmed, 0 reported a problem

Seller	OEM / Aftermarket	Price	Stock	Last checked
Area 13 Ebikes	Aftermarket	$25	Out of stock	Sep 8, 2026	View offer

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No owner has reported on this one yet.

Probably compatible

Generic original Rad twist-throttle spare; no opened page ties this SKU to the RadWagon 4.

Illustration

Source: Bikeshop West 'Throttle - Standard' listing, EUR 35.00, no model fit stated

Last verified Sep 8, 2026 · 0 owners confirmed, 0 reported a problem

No seller listed yet for this part.

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No owner has reported on this one yet.