Description
SB3030S3000 - 30/30 LONG STROKE SPRING BRAKE
PART NUMBER(S):
Fleet Products: SB3030S3000, 3030LS | Replaces OE: Automann 179.SB3030SL, 179SB3030SL | Bendix NT3030ELS-80TCDS, NT3030ELS80TCDS, NT3030ELS-80TC, NT3030ELS80TC, NT3030ELS-80, NT3030ELS80, NT3030ELS-99, NT3030ELS99, NT3030ELSWC, 5010414, K022884 | Haldex GC3030L, LC3030L | Euclid E-GC3030L, EGC3030L, E-BC3030C-EL | Meritor R873030C-EL | MGM Brakes 3230051, 3230851, 3230851X | Batco 3030CL, 3030CLS, 3030CLE | Globetech GTA-BC3030, GTABC3030, GTA-BC3030LS, GTABC3030LS | Torque TR3030CLS, TR3030LCS | Watson&Chalin 12963 | Alliance ABPN42A43030CD | Dayton 3030CL, 3030CLE, 3030CLS | Fleetrite FLTC3030LB20, FLTC3030LCB20 | PROLINE PLBTS3030LS | TRP SB3030CL | Newstar S-17204 | Other NT3030ELS80, 3030CLS, BXNT3030ELS80, BXNT3030ELSWC, TDAR873030CEL
DESCRIPTION:
Model: 30/30 Long Stroke Spring Brake Chamber
Vehicles: Freightliner, Kenworth, Peterbilt, International, Mack, Volvo, Western Star
• Type: 30/30 long stroke spring brake chamber
• Stroke: 3.0"
• Push Rod: 10.55" length, 5/8"-18 UNF (fully threaded)
• Ports: dual 3/8"-18 NPTF (square ports)
• Mounting: 2-stud, 5/8"-11 UNC (1.50" length)
• Stud Spacing: 4.75"
• Chamber Height: 10.55"
• Diaphragm Diameter: 8"
• Bolt Circle: 4.75"
• Sealed dual-diaphragm design
• Epoxy-coated, corrosion-resistant
• Breather tube, polymer guides
• Yellow band (long stroke ID)
• Integral release bolt, tamper-resistant
Applications:
Used on drive and trailer axles of commercial trucks and trailers requiring long stroke brake chambers. Common in long-haul, heavy-duty, and vocational fleets with high brake cycle demands. Direct fit for OE and aftermarket systems including those from Freightliner, Mack, Kenworth, and more.
CROSS-REFERENCE(S):
SB3030S3000, 3030S3000, S3000, 3030LS, LP3030, LS, 170.3030LS, 170.3030LS3000, 3431952, 3431952X, 40010330, GC3030LS, 3030TN2-3000, 3030TS2-3000, R955205, R955205X, K121568, K121568X, P3030LS, 701073, KN31000, 90557157, 5050-3030LS, 650-3030LS, RA3030LS, 7-3030LS, S-3030LS, SB3030LS, NT3030ELS80, 3230051, A3030LS, 179.SB3030SL, 179.SB3030SLX, 3030CL, 3030CLE, 3030CLS, BC3030LS, K3030LC, LT3030T, WA3030TL, AKGC3030L, S-17204, HDVLS30UC, 4C4Z2225CA, SB3030CL, BXNT3030ELS80, ZAJ3230051, ZZGC3030L, ABPN42A33030C3D, ABPN42A43030C3D, 1000-SB3030LS, DIP12960, 12960, HALGC3030L, GC3030L, BEN-NT3030ELS-80, HDX-GC3030L, CWBWHNT3030ELS80, MDGC3030L, MM3230051
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Block wheels securely before removing brake chamber
✔ Depressurize air system before installation
✔ Install using original clamp band or mounting studs
✔ Torque mounting hardware to OEM spec (35–40 ft-lbs)
✔ Route service and emergency ports correctly
✔ Adjust push rod length to axle/brake spec (cut to fit if necessary)
✔ Yoke not included – verify thread compatibility
✔ Leak test system post-installation and check full actuation
✔ Confirm OE match and port orientation before purchase
✔ For long stroke identification, verify yellow band and stroke alert
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Warranty Information
