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Amazon Price: $239.49 (as of November 12, 2025 7:46 pm –
- Brand: Box
- Manufacturer: Box
Features
- ✅INCLUDED COMPONENTS: Maximize your biking adventure with the Box Two Prime 9 Series – the complete powerhouse drivetrain. Included are Box Two Prime 9 Single Shift Shifter, Box Two Prime 9 X-Wide Rear Derailleur, Box Two Prime 9 12-50T E-Bike Cassette, Box Two Prime 9 126L Chain Nickel, and Box One Shift Cable & Housing Kit.
- ✅SHIFTER: Experience flawless gear transitions with our Box Two Prime 9 Single Shift Bicycle Shifter. Equipped with the Box One Slick Coated Inner Cable, each swing delivers a swift and precise shift. Hinged and extruded clamp, 2 pc pull lever, and die-cast top shell for ultimate durability.
- ✅REAR DERAILLEUR: Tame aggressive terrains with our Prime 9 Speed Derailleur. Tri-pack limited slip clutch, sealed bushings pulleys, and nylon composite knuckle ensure toughness. 3D forged linkages, forged inner and outer cage provide unmatched strength. Compatible with traditional derailleur hangers.
- ✅CASSETTE: Optimize your E-Bike performance with our Box Two Prime 9 Speed Cassette. E-Bike optimized 12-tooth cassette, steel stamped cogs, and lightweight alloy spiders for agility. Ultra-wide ratio with consistent progression and ED black protection for style.
- ✅CHAIN: Wrap your drivetrain in the armor of our Box Two Prime 9 126L Bicycle Chain Nickel. Nickel-plated for ultimate protection, with a nickel connecting link. Durable hardened solid pins, wide/narrow compatibility. Extra-long option available for long-wheelbase and cargo bikes.
Manufacturer Info
- PartNumber: BX-DT2-P9ASXW-KIT
- Model: BX-DT2-P9ASXW-KIT
- Warranty: Limited Lifetime
Product Info
- Color: Black
- Size: 11-46T Wide Single Shift E-Bike Groupset
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases
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Kindle Unlimited 6 Month Paid Membership
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Amazon Home Services
Prime Gaming
Amazon Prime Discounted Monthly Offering
Amazon Kids+ Free Trial
Amazon Kids+ Special Promotions
Prime Try Before You Buy First Box Checkout
Amazon Music Unlimited Monthly Subscription
Amazon Music Unlimited Digital Bundle
Amazon Prime Video Free Trial
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases

