Description
20/24 AIR DISC SPRING BRAKE – WABCO PAN SERIES
PART NUMBER(S):
Fleet Products: FPK041960
OE: K041960, K052486, K090236, K034202, K090594, 100250800, 100250801, 100250802, 100251330
Automann: 179.MTRB2024DT051, 179.SB2024DB, 177.K041960, Wabco: 925 460 027 0
DESCRIPTION:
Model: TRB2024DT / GC2024D
Engines: N/A
Vehicles: Universal Fit – Truck and Trailer Applications
• Spring Brake Chamber: Type 24
• Service Brake Chamber: Type 20
• Stroke Length: 2.50" (63.5 mm)
• Push Rod Length: 0.59" (15 mm) in caged position
• Mounting Studs: M16 x 1.5 mm thread, 4.75" C-C
• Ports: 3/8-18 NPTF (Service & Spring)
• Weight: 15.13–16 lbs (6.9–7.3 kg)
• Body Style: Welded steel, zinc-plated, corrosion-resistant coating
• Spring Type: High-tension, encapsulated safety spring
• Temperature Range: -40°F to 176°F (-40°C to 80°C)
• Material: Zinc-plated steel with corrosion-resistant finish
Applications:
Compatible with WABCO PAN17, PAN19, and PAN22 calipers. Designed for use in heavy-duty trucks and trailers equipped with air disc brakes requiring 20/24 spring brake chambers. Meets FMVSS-121 compliance for safety and performance in air disc brake systems. Ideal for OE replacement or fleet retrofit scenarios.
CROSS-REFERENCE(S):
K041960, K052486, K090236, K034202, K090594, TRB2024DT051, GC2024D, 5396GC2024D, 40010210, 3030LP-24DC, 3030LP-24DDC, R955346, E-11722, 20-24SBK, 2016HTND2-3710, ETP-K041960, PL2024.D, PL2024D, RB2024.D, RB2024D, TR-2024AD, OTR2024AD, 179.MTRB2024DT051, 179.SB2024DB, 177.K041960, K034202, K041960, K052486, K090236, K090594
A cross-reference listing means this item is functionally identical to parts under those numbers and may be used interchangeably.
IMPORTANT INSTALLATION NOTES:
✔ Confirm fitment with specific WABCO PAN17, PAN19, or PAN22 caliper and axle configuration.
✔ Install with new mounting hardware; ensure push rod alignment and proper length.
✔ Always replace chambers in axle sets to maintain brake balance.
✔ Torque ports and clamps per WABCO’s official service documentation.
✔ Confirm proper 270° port and 90° clamp angle alignment during install.
✔ Check for air leaks and test spring brake release before returning to service.
✔ Use gloves when handling due to chemical exposure risk.
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Warranty Information
