The Multiquip 521458 V-Belt BX58 is a genuine OEM V-Belt designed for MQ Mixer series equipment. As a factory-sourced component, it is manufactured to the same specifications as the belt that shipped with your machine, ensuring consistent power transfer and drive performance. This belt is a direct-fit replacement for MQ Mixers, including the MC12PH, and is available through DHS Equipment as an authorized Multiquip parts source. Keeping the correct belt on your mixer is one of the simplest ways to protect drivetrain components and maintain consistent drum rotation under load.
Key Features
- Genuine OEM Belt Construction — Manufactured to Multiquip's original BX-profile specification, delivering the correct cross-section geometry and tension rating for this drivetrain application.
- Correct BX58 Profile — The BX58 designation confirms the cogged V-belt profile and length; installs into the existing sheave grooves without adjustment to belt guards or tensioners.
- Confirmed Fitment for MQ Mixers — Verified for the MC12PH and the broader MQ Mixer series, so you can order with confidence using part number 521458.
- Consistent Drum Drive Performance — A properly tensioned, correctly sized belt maintains steady drum rotation speed, preventing slippage that can lead to uneven mixing or premature sheave wear.
- Cogged V-Belt Flex — The BX cogged design runs cooler and more efficiently than a standard wrapped belt, extending service intervals in the high-cycle environment of a concrete mixer.
The V-belt on a concrete mixer transmits engine power to the drum drive system, converting crankshaft rotation into the steady tumbling motion needed to mix concrete, mortar, or similar materials evenly. When the belt stretches, cracks, or loses tension, the drum may slip, stall under load, or fail to reach proper mixing speed — leading to inconsistent batches and added stress on the engine and driven components. Replacing a worn belt promptly with the correct Multiquip 521458 V-Belt BX58 restores full drive efficiency and protects the sheaves and bearings on both sides of the drivetrain.
Part Details
| Part Number | 521458 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | V-Belt BX58 |
Compatibility & Fitment
| Name | Model |
|---|---|
| MQ Mixers | MC12PH |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
