# Maximum child weight for kids bike seats and trailers What is the maximum weight a child can be for a kids bike seat or trailer? THULE RideAlong 100107: The US store lists use from 9 months through 6 years and up to 22 kg \(48\.5 lb\), with a pediatrician consultation for children under one year; the installation manual instead limits the USA and Canada to 18 kg \(40 lb\), so the sources disagree on the weight limit\. Thule Yepp 2 Maxi Rack Mount: The store’s safety text says not to exceed 40 lb, but its specification says 48\.5 lb; the manual also shows 20–40 lb alongside 9–22 kg, so the sources disagree on the limit in pounds\. THULE Yepp Maxi: The manual specifies 9–18 kg \(20–40 lb\) in the USA and Canada and 9–22 kg \(20–48\.5 lb\) elsewhere; the store lists 48\.5 lb without a regional qualification, so the sources disagree for the USA and Canada\. THULE Yepp Nexxt Maxi: Thule’s manual limits child weight to 18 kg \(40 lb\) in the USA and Canada and 22 kg \(48\.5 lb\) elsewhere, while Thule’s Monument gray product page says 22 kg without that regional distinction; the sources disagree for the USA and Canada\. Thule Yepp 2 Mini: The permitted child weight is 9–15 kg \(20–33 lb\)\. THULE 20101000 \(infant sling for a bike trailer\): The maximum child weight is 10 kg \(22 lb\), and maximum height is 75 cm \(29\.5 inches\)\. ### 1. [THULE RideAlong 100107](/products/ucp/anbbaby-com/4695131586646) (sold by anbbaby\.com) The US store lists use from 9 months through 6 years and up to 22 kg \(48\.5 lb\), with a pediatrician consultation for children under one year; the installation manual instead limits the USA and Canada to 18 kg \(40 lb\), so the sources disagree on the weight limit\. - Weight limit: The US store lists use from 9 months through 6 years and up to 22 kg \(48\.5 lb\), with a pediatrician consultation for children under one year; the installation manual instead limits the USA and Canada to 18 kg \(40 lb\), so the sources disagree on the weight limit\. (guide) - Height limit: - - Safety standard: The RideAlong instruction document references ASTM F1625\-00, though the supplied text does not explain the scope or certify a test result\. (manual) ### 2. [Thule Yepp 2 Maxi Rack Mount](/products/ucp/anbbaby-com/9380039590174) (sold by anbbaby\.com) The store’s safety text says not to exceed 40 lb, but its specification says 48\.5 lb; the manual also shows 20–40 lb alongside 9–22 kg, so the sources disagree on the limit in pounds\. - Weight limit: The store’s safety text says not to exceed 40 lb, but its specification says 48\.5 lb; the manual also shows 20–40 lb alongside 9–22 kg, so the sources disagree on the limit in pounds\. (guide) - Height limit: The manual sets a maximum child height of 110 cm \(43\.3 inches\)\. (manual) - Safety standard: - ### 3. [THULE Yepp Maxi](/products/ucp/anbbaby-com/4697127125078) (sold by anbbaby\.com) The manual specifies 9–18 kg \(20–40 lb\) in the USA and Canada and 9–22 kg \(20–48\.5 lb\) elsewhere; the store lists 48\.5 lb without a regional qualification, so the sources disagree for the USA and Canada\. - Weight limit: The manual specifies 9–18 kg \(20–40 lb\) in the USA and Canada and 9–22 kg \(20–48\.5 lb\) elsewhere; the store lists 48\.5 lb without a regional qualification, so the sources disagree for the USA and Canada\. (manual) - Height limit: - - Safety standard: The instructions identify EN 14344 as the applicable child bicycle seat standard\. (manual) ### 4. [THULE Yepp Nexxt Maxi](/products/ucp/anbbaby-com/4699359510614) (sold by anbbaby\.com) Thule’s manual limits child weight to 18 kg \(40 lb\) in the USA and Canada and 22 kg \(48\.5 lb\) elsewhere, while Thule’s Monument gray product page says 22 kg without that regional distinction; the sources disagree for the USA and Canada\. - Weight limit: Thule’s manual limits child weight to 18 kg \(40 lb\) in the USA and Canada and 22 kg \(48\.5 lb\) elsewhere, while Thule’s Monument gray product page says 22 kg without that regional distinction; the sources disagree for the USA and Canada\. (manual) - Height limit: - - Safety standard: - ### 5. [Thule Yepp 2 Mini](/products/ucp/anbbaby-com/9379969892638) (sold by anbbaby\.com) The permitted child weight is 9–15 kg \(20–33 lb\)\. - Weight limit: The permitted child weight is 9–15 kg \(20–33 lb\)\. (manual) - Height limit: The retailer lists a maximum child height of 38\.6 inches; the manual for the 120211XX seat family says 93 cm \(36\.61 inches\), so the sources disagree\. (guide) - Safety standard: The manual identifies compliance with EN 14344:2022, the child bicycle\-seat standard\. (manual) ### 6. [THULE 20101000](/products/ucp/anbbaby-com/4647735951446) (sold by anbbaby\.com) The maximum child weight is 10 kg \(22 lb\), and maximum height is 75 cm \(29\.5 inches\)\. - Weight limit: The maximum child weight is 10 kg \(22 lb\), and maximum height is 75 cm \(29\.5 inches\)\. (guide) - Height limit: - - Safety standard: - Every value in the table is a fact RoboTrunk checked, linked to the page it came from\. A dash means no checked fact fills that cell\. Prices and stock change, so this page prints neither: each product name links to its RoboTrunk page, which shows them live\. Written 2026-10-25T03:20:56.980Z. 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