Mario Kart Single Packs
Illustration · have this car? Upload a photo belowGRN21
Mario Kart Single Packs
Hot Wheels Standard Kart · Mario Kart Single Packs · GRN21
The Hot Wheels Standard Kart was released in the Special lines line, in “Mario Kart Single Packs” (Mario Kart), toy number GRN21.
- Special lines
- GRN21
- Toy #
- GRN21
- Series
- Mario Kart Single Packs
- Product line
- Special lines · Mario Kart
- Casting
- Standard Kart
- Designer
- Chris Colangelo
- Color
- Light Blue · blue
- Wheels
- MK4S · Mario Kart 4-Spoke (our own reading)
- Status
- Regular
- Notes
- Base code(s): P12, P13
Our reading: base codes P12, P13 – pressed between week 12 and 13 of 2021. Our own interpretation of 13,498 codes in this database, not a statement by Mattel. How we read the base code.
Further special lines such as 100% Hot Wheels, Showcase, Flying Colors, Pull-Back Speeders, RacerVerse and Legends Tour.
Paint: Light Blue; wheels: MK4S.
The Standard Kart casting first appeared in 2020 and has 66 releases in our database, most recently in 2026.
Not unboxed yet
We have not had this car on the channel yet. Request it – the most requested cars get unboxed first.
More videos with the Standard Kart
Other versions of this casting on our channel.
Collectors & photos
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Collector notes
What collectors know about this car: variants, finds, cards, wheels, colours.
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Frequently asked questions
What is the toy number of the Hot Wheels Standard Kart?
The toy number is GRN21. It is printed on the back of the card.
Which series is the Hot Wheels Standard Kart from?
It belongs to in the Special lines line, series “Mario Kart Single Packs”.
Has Wheel Wonderland unboxed the Standard Kart?
Not this exact release yet, but 2 video(s) show the Standard Kart.
Standard Kart: 66 versions
The 10 closest versions – see all on the casting page.
| Model | Series | Toy # | Color | Year | ||
|---|---|---|---|---|---|---|
| Standard KartGBG26 · Red | Mario Kart Single Packs | GBG26 | Red | |||
| Standard KartGBG28 · Light Pink | Mario Kart Single Packs | GBG28 | Light Pink | |||
| Standard KartGBG32 · Yellow | Mario Kart Single Packs | GBG32 | Yellow | |||
| Standard KartGBG33 · Teal | Mario Kart Single Packs | GBG33 | Teal | |||
| Standard KartGBG35 · Light Blue | Mario Kart Single Packs | GBG35 | Light Blue | |||
| Standard KartGJH55 · Brown | Mario Kart Single Packs | GJH55 | Brown | |||
| Standard KartGJH59 · Purple | Mario Kart Single Packs | GJH59 | Purple | |||
| Standard KartGJH63 · Blue | Mario Kart Single Packs | GJH63 | Blue | |||
| Standard KartGLP37 · Green | Mario Kart Single Packs | GLP37 | Green | |||
| Standard KartGLP38 · Green | Mario Kart Single Packs | GLP38 | Green |
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This page last changed: Oct 10, 2026. The Hot Wheels database behind it is our own and is updated daily – releases from 1968 onwards plus our own unboxing videos.