Price: $136.49
(as of Apr 08, 2026 04:12:12 UTC – Details)
Product description
IS PRIME 9 SIMPLER?
Same Range with Fewer GearsEase of Set-UpWide CompatibilityLess MaintenanceDon’t Worry, All Bike Shops Are Familiar With 9 Speed Platforms! 
IS PRIME 9 MORE DURABLE?
Straighter Chain-lineUnique 9 Speed ChainSingle Shift Option (E-MTB)Fewer Gears (fewer shifts)Full Steel Cassette (all tiers)
DOES PRIME 9 PERFORM BETTER?
Shifting Less Means Faster RidingOptimized Shift RampsConsistent Gear JumpsLightweight Cassette 
This groupset includes 
Box Three Prime 9 Shifter
Our Best All-Rounder ShifterLightweight Extruded ClampResponsive 2 Piece Pull LeverMTB Style Release Lever (V2) 
Box Three Prime 9 Derailleur
Our Best All-Rounder DerailleurFor Light/Medium TerrainLimited Slip ClutchBearing Pulleys 
Box Three Prime 9 Cassette
Our Best All-Rounder CassetteSteel Stamped CogsSteel Stamped SpidersUltra-Wide Ratio with Consistent Progression 
Box Three Prime 9 Chain
Our Best All-Rounder ChainPolished & Treated ProtectionIncludes Connecting Link
Prime 9 Groupset Comparison Chart
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Customer Reviews
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Price
$136.49$136.49
$246.99$246.99
$171.27$171.27
$108.54$108.54
Rating
Our Best All-Rounder Groupset
Our Best Performing Groupset
Our Most Durable Groupset
Our 8 is Enough Groupset
Terrain
For Light/Medium Terrain
For Aggressive Terrain
For Aggressive Terrain
For Light/Medium Terrain
Chainring Compatibility
Wide/Narrow
Wide/Narrow
Wide/Narrow
Wide/Narrow 8 Speed Specific
Hub Compatibility
Standard HG
Standard HG
Standard HG
Standard HG
Derailleur Clutch
Limited Slip Clutch
Adjustable Tri-Pack Limited
Tri-Pack Limited Slip Clutch
Limited Slip Clutch
✅ INCLUDED COMPONENTS: Enhance your cycling game with the complete Box Three Prime 9 set. Multi Shift Shifter, X-Wide Rear Derailleur, Cassettes are accessible at 11-46T and 126 Link Chain Polished. Seamless gear changes, impeccable durability, and a polished finish for the ultimate cycling experience.
✅ SHIFTER: Crafted with a Stainless Steel Braided Cable for unparalleled durability, this Bicycle Shifter boasts a 2-Piece Pull Lever that effortlessly navigates up to 3 Gears Per Shift (Multi*). The Extruded Clamp and Resin Top Shell ensure a firm grip, making every gear change a seamless and reliable experience.
✅ REAR DERAILLEUR: Conquer light to medium terrains effortlessly with our versatile Prime 9 Speed Derailleur. Limited Slip Clutch ensures smooth performance, Bearing Pulleys reduce friction, and Nylon Composite Knuckle adds lightweight resilience. Direct Channel Cable Stay and Die Cast Linkages, compatible with Traditional Derailleur Hangers, make it the ultimate choice for versatile riders.
✅ CASSETTE: Transform your cycling experience with our All-Rounder 9 Speed Cassette! Built with precision, the Steel Stamped Cogs and Spiders deliver an Wide Ratio for the 11-46T with Consistent Progression. The ED Black Protection ensures longevity, and compatibility with HG Freehub Bodies guarantees a seamless integration into your setup.
✅ CHAIN: Unlock your ride’s potential with our All-Rounder Bicycle Chain. Boasting Polished & Treated Protection, it’s not just a link, but a key to enduring performance. Durable Hardened Solid Pins, compatibility with Wide/Narrow Chainrings, and the included Connecting Link ensure reliability. Hit the road with confidence, effortless installation awaits.
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