FPK132352 | 18/24 Air Disc Spring Brake 2.25" (ADB22) K026451, K065544, K043329, K128504, GC1824D

18/24 AIR DISC SPRING BRAKE CHAMBER FITS BENDIX ADB22

PART NUMBER(S):
Fleet Products: FPK132352 (New) | OE: K066986, K065544, K043329, GC1824D, A1 3376R18, WABCO: 9253470060

DESCRIPTION:

Model: ADB22 Series Spring Brake
Vehicles: Freightliner Cascadia (2008+), M2 (2015+), Volvo VNL/VNR (2010+), International LT Series

• Chamber Type: Type 18 (service) / Type 24 (spring)
• Stroke: 2.25" (57 mm)
• Push Rod: 15 mm (0.59") caged
• Ports: 3/8-18 NPTF (service and parking)
• Mounting Studs: M16 × 1.5, 4.75" center-to-center
• Operating Temperature: -40°F to 176°F (-40°C to 80°C)
• Material: Zinc-plated steel
• Certifications: FMVSS 121, CMVSS 121
• Spring: High-tension encapsulated safety spring
• Mounting: Direct ADB22 flanged mount

Applications:
Designed for Bendix ADB22, ADB22X, and ADB22X-LT air disc brake systems used on Class 8 tractors and trailers. Provides combined service and parking brake functionality with OEM-grade performance and consistent braking force.

CROSS-REFERENCE(S):

K043329, K026453, K043294, K126026, K126027, K026451, K043312, K052174, K052175, 5017127, 5017128, 5017129, 5017130, 5017661, 5017662, 5020487, 5020488, 5020489, 802477, TRB1824DT, TRB1824DT051, 1816HTND2-3669, 1824TND2H, GC1824D, K132352, K132352DS, K132352RF, K065544, 18-24ADB22, MTPK132352, RDB132352CRX, 400132352, 34.132352.10, GBSC132352, SB-132352, DSC132352, ESS132352, KB132352EU, EU-132352, K052486, K090236, K034202, K090594, K043330, K126028, K026452, K043313, PL1824.D, PL1824D, TR-1824AD, OTR1824AD, 179.PS1824, 179PS1824, 1824ADSB, 1824HTND2-3628, 1824PBD, 1824TLD2, 3520967, 3522890, 5016722, 5016723, 5016724, 5016725, 5016726, 5016727, 5016770, 5016771, 5018434, 5018435, 5018436, 5018437, 5018450, 5018451, 5019734, 5019735, 5396GC1824D, 5396LCP3030LCW, 5554TRB1824DT051, 745K025670, 745K065544, 802478, 802479, 802480, 802582, 802583, 802754, 802755, 802756, 802757, 803154, 803156, 803157, 85146655, BWK025670, BWK065544, K026129, K026127, K026128, K026338, K026336, K026337

A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.

IMPORTANT INSTALLATION NOTES:

✔ Confirm compatibility with Bendix ADB22, ADB22X, and ADB22X-LT systems
✔ Replace shear adapter and clevis kit during installation
✔ Ensure push rod measures exactly 15 mm protrusion
✔ Mounting torque: 75–85 lb-ft (102–115 Nm)
✔ Air fitting torque: 15–18 lb-ft (20–24 Nm)
✔ Maintain correct port and clamp orientation during installation
✔ Align spring chamber orientation with caliper centerline
✔ Perform parking brake hold test after installation
✔ Replace in axle sets and use new mounting hardware
✔ Use proper safety precautions when handling spring brake assemblies