PAT-24 GBK Type 24 Service Brake Chamber, 2.5″ Long Stroke, with Clevis
Brake Chamber T24 with
clevis 2.5” stroke,with long
PUSH ROD11.2”
,LONG
CLEVIS,TWO HOLES
In Stock: 148
Cross-Reference — This Part Replaces
GBK PAT-24 is a direct replacement for the following OEM and aftermarket part numbers:
| Brand | Part Number |
|---|---|
| Aftermarket Ref. | PAT-24 |
| Bendix | K058691 |
| Haldex | SC24 |
| MGM | 1427901 |
| MGM | 1427902 |
| Automann | 170.K058691 |
| Bendix | 2031824 |
| Haldex | GC2424 |
| Meritor | (Eaton) E10095 |
| MGM | TR2424 |
| Aftermarket Ref. | OTR2424S |
| TSE | 4022410 |
Product Specifications
| Stroke | 2.5" Standard |
|---|---|
| Push Rod Length | 11.2" |
| Material | Black Powder-Coated Steel |
| Clevis | Clevis with Two Pin Holes |
| Mounting Holes | 2 |
| Bolt Spacing | 4.75" |
| Push Rod Thread | 5/8"-18 UNF |
| Stud Thread | 5/8"-11 UNC |
| Air Port | 3/8" NPT |
| Net Weight | 35.27 lbs |
| Gross Weight | 37.48 lbs |
Packaging: Sold per piece. Packed 4 pieces per box. 50 pcs/pallet.
- Universal Fit: Type 24 service brake chamber for S-Cam air brake systems. Class 8 semi trucks and trailers: Freightliner, Kenworth, Peterbilt, Mack, Volvo, International.
- 2.5" Standard Stroke: Meets FMCSA and DOT brake performance requirements for S-Cam drum brake applications.
- 11.2" Threaded Push Rod: 11.2" threaded push rod (5/8"-18 UNF) and clevis with two pin holes.
- Cross Reference Models: Replaces Bendix K058691, Haldex SC24, MGM 1427901/1427902, Automann 170.K058691.
- Heavy-Duty Construction: Reinforced steel housing and premium diaphragm. 4.75" bolt centers (5/8"-11 UNC), 3/8" NPT air ports.
Technical Specifications: Type: T24 Service Chamber | Stroke: 2.5" Standard | Push Rod: 11.2" Threaded (5/8"-18 UNF) | Mounting Studs: 5/8"-11 UNC, 4.75" bolt spacing | Air Port: 3/8" NPT x 2
Packaging & Delivery
Every GBK Parts order is packed with care. Pallet orders are tightly shrink-wrapped and strapped for safe freight transit. Select products also come in individual branded GBK USA retail boxes — ready for resale or direct customer delivery.
About GBK Parts
GBK Parts is a U.S.-based wholesale and retail distributor of heavy-duty commercial truck parts, headquartered in New Jersey. We specialize in brake components, axle parts, and drivetrain hardware for Class 6–8 trucks, trailers, and commercial vehicles.
We source directly from certified OEM-grade manufacturers and maintain a large inventory in our New Jersey warehouse, enabling fast fulfillment for both retail and wholesale customers across the United States.
Why Choose GBK Parts?
- Direct Wholesale Pricing — Competitive pricing with volume discounts for approved B2B accounts.
- OEM-Grade Quality — All parts meet or exceed OEM specifications. Brake components are FMSI-coded and tested to FMVSS standards.
- Fast Shipping — Same-day or next-day shipping on in-stock items. Free UPS Ground shipping on orders over $5,000 to NJ, NY, PA, OH, and MN.
- Catalog-Based Production — Extensive product catalog covering a wide range of heavy-duty truck and trailer parts, available to order.
- NET 15 Terms — Approved wholesale accounts are eligible for NET 15 payment terms.




