Description
SB3636S3000 – 36/36 LONG STROKE SPRING BRAKE
PART NUMBER(S):
Fleet Products: SB3636S3000 | Replaces OE: Automann 179.SB3636LS, 170.3636LS, 170.3636LSP, 170.3636IT | Haldex GC3636LS, GC3636, LC3636, MA15479 | Bendix 800833 | MGM Brakes 3437051, 3436051, 3636001, 53636001, 3833951 | Torque TR3636C | Meritor 610161 | Mack 19QE159P3, 19QE236, 19QE4105, 19QE4105P2, 19QE4105P4, 19QE425P3, 19QE425R, 19QE425RP2, 19QE425RP4, 19QE425RP5, 19QE425RP6, 19QE450, 19QE451, 19QE451R, 19QE459P1, 19QE459P2, 19QE459P4, 19QE459P5, 19QE459P6, 19QE459P7, 19QE467P7, 19QE467RP1, 19QE467RP2, 19QE467RP3, 19QE467RP4, 19QE467RP5, 19QE467RP6, 19QE467RP7
DESCRIPTION:
Model: 36/36 Long Stroke Spring Brake
Vehicles: Compatible with heavy-duty trucks, trailers, and buses using S-cam drum brakes
• Service/Spring Size: 36/36
• Stroke Length: 3.0" (Long Stroke)
• Push Rod Length: 10.40", includes clevis
• Push Rod Thread: 5/8"-18 UNF
• Chamber Height: 11.35"
• Port Size & Type: 3/8"-18 NPTF (Service & Emergency ports)
• Port Orientation: 90°
• Mounting: 2-stud, clamp band mount
• Stud Size: 5/8"-11 UNC-2A, 1.65" height
• Stud Spacing: Approx. 4.75" (120.7 mm)
• Maximum Pressure: 150 PSI
CROSS-REFERENCE(S):
A cross-reference listing means this part may be a compatible replacement for these part numbers
IMPORTANT INSTALLATION NOTES:
✔ Replace like-for-like (long stroke only)
✔ Confirm push rod length matches axle spec
✔ Ensure chamber orientation (ports down or per OEM)
✔ Use approved mounting hardware only
✔ Torque specs:
• Clamp band nuts: 35–40 ft-lbs (47–54 Nm)
• Push rod clevis: 25–30 ft-lbs (34–41 Nm)
• Air line fittings: 15–20 ft-lbs (20–27 Nm)
✔ Spring brake ships caged — follow proper uncaging procedure
✔ Inspect for leaks and verify system function post-install
✔ For extreme conditions, request vented version
✔ Do not open sealed spring chambers
Warranty Information