FASTEST Ebike Mods Ever! 70MPH Super73, 72V JackRabbit & 60V P-51 by Handlworks 🤯

Behind the scenes at Handlworks Speedshop, I tested the FASTEST ebike mods ever – a 70MPH Super73, a 72V JackRabbit, and a 60V P-51 hitting 50MPH. These insane ebike upgrades had me saying: “This thing is dangerous… scary… WTF!” 🤯 From custom controllers, motors, and batteries to full-throttle dyno runs and races, Handlworks builds the wildest Super73 upgrades, JackRabbit mods, and P-51 custom ebikes you’ve ever seen. If you’re into fast electric bikes, ebike mods, or insane speed tests, this is the one to watch. ⚡️ Handlworks- $25 off use code SHREDDIE https://handlworks.com/?ref=SHREDDIE ⏱️ Timestamps: 00:00 – Inside Handlworks Speedshop 06:10 – 50MPH 60V P-51 Ebike Test Ride 07:56 – 70MPH 72V Super73 Mods 09:17 – 50MPH JackRabbit Ebike (aka CrackRabbit) 11:51 – 50MPH Super73 Build 12:59 – Dyno Speed Testing 💬 Question for You: Which bike upgrade shocked you the most? Comment below! 👇🏽 ⸻ ⚡ Bikes in this video: SUPER73 - https://glnk.io/shreddie JACKRABBIT BIKES- $25 off use code SHREDDIE25 https://jackrabbit.bike/?ref=SHREDDIE P-51 BIKES - $150 off use code SHREDDIE https://p51bikes.com/discount/SHREDDIE Other mentions: P-51 ACE (street legal) – Free Fenders with code SHREDDIEACE (must add front & rear fenders) https://p51bikes.com/discount/SHREDDI... CHIMERA - $150 off use code SHREDDIE https://chimerabmx.com/?ref=lmNLC7IzQ... ——— 🎥 Watch Next: Top 10 Best Electric Bikes & Dirt Bikes 2025 — Fast, Mods & Fails    • Top 10 Best Electric Bikes & Dirt Bikes of...   65MPH Fast Electric Dirt Bikes — Ride Out Madness    • Electric Dirt Bikes vs LA Skid Row – Did W...   ⸻ ⚡ SUBSCRIBE for more fast ebikes & custom builds! 👉🏽 JOIN SHRED HEADS: youtube.com/shreddiemcskate/join ⚡ NEW MERCH: www.shreddiemcskate.com Follow Me: 📸 Instagram: @shreddiemcskate 🎥 TikTok: @shreddiemcskate ⚠️ Always ride safe and follow your local laws. #ebike #electricbike #bikemods #fastbikes #super73 #customebike #ebikeupgrade