K012342X and K012341X Air Disc Brake Calipers are meticulously engineered as exact aftermarket replacements for the Bendix ADB22X systems. Featuring a 0-degree vertical installation angle and axial mount design, these twin-piston calipers are specifically optimized for heavy-duty semi-trailers, seamlessly fitting Hendrickson INTRAAX® / VANTRAAX®, SAF-HOLLAND P89, and Dana Spicer trailer axles.
As a trusted source factory, we deliver OEM-level quality, 100% brand-new assemblies (with no core charge required). Each unit comes fully assembled with the carrier for a true “plug & play” installation. Partner with Rizhao Renhe to enjoy factory-direct wholesale pricing, guaranteed reliability, and maximum cost-effectiveness for your aftermarket trailer parts business.
Product Specifications:
| Parameter | Specification (K012342X / K012341X) |
| Product Series | Bendix ADB22X Air Disc Brake (ADB) |
| Mounting Position | Left Hand / Road Side (K012342X) / Right Hand / Curb Side (K012341X) |
| Installation Angle | 0° (Vertical/Straight) |
| Mounting Type | Axial Mount |
| Piston Configuration | Twin Piston |
| Rotor Compatibility | 430mm Diameter / 45mm Thickness |
| Brake Pad Required | FMSI D1369 (Standard ADB22X Pad) |
| Material | Ductile Iron (QT450/QT500 Standard) |
| Weight per Unit | 29.5 KG (Approx. 65 lbs) |
| Surface Treatment | Anti-corrosion Coating (Electrophoretic Paint) |
| Condition & Features | 100% Brand New, Plug & Play, With Carrier |
Cross Reference Numbers:
| Brand / Manufacturer | Cross Reference Numbers (LH & RH) |
| Bendix (New/Standard) | LH: 801362, K012342 / RH: 801361, K012341 |
| Meritor | LH: MK012342X, M801362 / RH: MK012341X, M801361 |
| Hendrickson | LH: S-29152-2, S-31623-L / RH: S-29152-1, S-31623-R |
| Automann | LH: 158.801362 / RH: 158.801361 |
| Navistar (International) | LH: BXK012342X / RH: BXK012341X |
| Haldex | LH: RDB012342X / RH: RDB012341X |
Vehicle Applications:
| Category | Details |
| Main Application Scenario | Primarily engineered for the North American Semi-Trailer market (Reefers, Dry Vans, Flatbeds). |
| Axle Manufacturers | Hendrickson: Widely used on INTRAAX® and VANTRAAX® air suspension systems.
SAF-HOLLAND: Compatible with P89 series air disc axles. Dana / Spicer: Specific trailer axle configurations. |
| Other Applications | Applicable to specific truck Drive Axles utilizing a 0° vertical mount. |