Description
SB3636S3000 – 36/36 LONG STROKE SPRING BRAKE
PART NUMBER(S):
Fleet Products: SB3636S3000
OE: 3636S3000, GC3636, LC3636, MA15479, 1539930
Automann: 170.3636LS
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
• Weight: Approx. 20.1 lbs
Applications:
Designed for use on trailer and truck axles with S-cam drum brakes requiring 36/36 long stroke spring chambers. Ideal for high-capacity trailer axles, severe service environments, and heavy-duty vehicle brake systems. Common fitment for replacement in systems originally equipped with MGM Brakes 36/36 long stroke spring brakes. Replaces 3636001, 53636001 and MA15479 1393636375
CROSS-REFERENCE(S):
3636S3000, SB3636S3000, GC3636, LC3636, NT3636, 1010447, 3436051, 3833951, 460-3436051, 170.3636LS, 170.3636LSP, 170.3636IT, 90554147, 90554148, 90554149, 90554150, 90554151, 90554152, 90554153, 90554154, 90554155, 90554156, S3636L, S3636LS, S3636LP, S3636IT, S3636LSP, 3636001, 36360207K138, 36360207K238, 363690090, 3636C02041, 3636CS0203K1, 3636CS0203K2, 3636CS0207K1, 3636DOT0203K13, 3636DOT0203K2, 3636GC, 3636SB, 3636SB02042, 3636SB400625C, 3636SB990, 109751, 109752, 217436070001, 0102125084163, 0102125084183, 217436040001, 217436050001, 217436060001, 217436081001, 24424210, 24424211, 10212508, 42485, 034K09601, 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, 3107556, 53491, 610161, 07188000141, C6TS2225B, C6TS2225V, 781020014, 781020034, 781020035, AN3636GS, 65A0314A, 89XM185, 0302575, 0302576, 0304104, 0304105, 3437051, 5323864, 5323864000, 121812, 53636001, A3299C4393, A7348000081, A7348222281, 4000678, B103276J36, B113276J36, B133276J36, B143276J36, B173276J36, B183276J36, B2032766J36, B213276J36, B223276J36, B233276J36, B243276J36, B263276J36, 90007166, 50A22, 50A39, 2530-215-9707, 25302159707A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
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
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