CATALOG NUMBER 38 Sampa Part# Application Interchanges SAMSP 559781-KA FREIGHTLINER A1614004000 / W01-358-9781 / 1R12-603 SAMSP 559759-KP FREIGHTLINER A1618335000 / W01-377-9759 SAMSP 559780-KP FREIGHTLINER 1613810000S / W01-358-9780 / 1R12-303 Sampa Part# Application Interchanges SAMSP 558729-KP MERITOR 202796 / W01-358-8729 / 1R13-130 Sampa Part# Application Interchanges SAMSP 559978-KP HENDRICKSON 056917-001 / W01-358-9335 / 1R12-620 SAMSP 558091-KP HENDRICKSON S20901 / W01-358-8091 / 1R14-171 SAMSP 558708-KP HENDRICKSON S21966 / W01-358-8708 / 1R13-128 / 1R13-177 SAMSP 558713-KP HENDRICKSON S22948 / W01-358-8713 / 1R13-140 / 1R13-176 SAMSP 559265-KA HENDRICKSON S20413 / W01-358-9265 / 1R12-375 SAMSP 554733-KP HENDRICKSON S34733 SAMSP 556905 HENDRICKSON S3518 / W01-358-6905 / 2B9-206 SAMSP 559580-KP HENDRICKSON S20127S2 / W01-358-9580 / 1R13-118 SAMSP 558033 HENDRICKSON S14487 / W01-358-8033 / 3B12-312 SAMSP 559626-KP HENDRICKSON S23720 / W01-358-9626 / 1R11-292 SAMSP 557897 HENDRICKSON S23114 / W01-358-7897 / 2B9-495 SAMSP 559619-KP HENDRICKSON S23614 / W01-358-9619 SAMSP 558709-KP HENDRICKSON S20900 / W01-358-8709 / 1R13-159 SAMSP 559069-KP HENDRICKSON S13031 / W01-358-9069 / 1R12-069 / 1R12-676 SP 558709-KP SP 558729-KP • Manufactured to OEM Specification - OEM Testing protocols to ensure optimum performance 100% of time • 4 mm Top Plates made with High Quality Steel -Will not deform under load • Sampa Engineered Rubber Compound - Developed for superior performance made by Sampa • Nylon 66 Cord - Even force distribution • Hardware Included - All air springs come with nuts or bolts where applicable • 1 Year Warrenty AIR SPRING NUMBERING SYSTEM SP 556897 Convoluted or Bellows Type Air Spring (no suffix) SP 559122-K Complete Air Spring with Steel Piston (K suffix) SP 559781-KA Complete Air Spring with Aluminum Piston (KA suffix) SP 559780-KP Complete Air Spring with Plastic Piston (KP suffix) Air Springs SP 554733-KP Popular Hendrickson!
MIDWESTWHEEL.COM MEMBER KANSAS CITY 5801 E. Front St. Main ....(816) 471-1552 Parts....(800) 821-7402 JOPLIN 2424 Stephens Blvd. Main ....(417) 717-6022 Parts....(866) 318-9111 SPRINGFIELD 812 Lillian Dr. ∙ Strafford, MO Main ....(417) 429-2476 Parts....(800) 785-3705 SIOUX CITY 1819 4th St. Main ....(712) 252-7969 Parts....(800) 943-3534 CEDAR RAPIDS 200 50th Ave. S.W. Main ....(319) 365-4453 Parts....(800) 332-5435 DES MOINES 1436 E. Ovid Ave. Main ....(515) 265-1491 Parts....(800) 888-0248 CLEAR LAKE 840 Hwy. 18 W. Main ....(641) 357-7101 Parts....(800) 397-5630 DAVENPORT 8502 Northwest Blvd. Main ....(563) 322-2671 Parts....(800) 553-1886 OMAHA 9770 S 142nd Street, Suite 1 Main ....(531) 239-3050 Parts....(800) 322-8757 NEBRASKA IOWA MISSOURI September 16, 2025 (38Sampa Air Springs) Sampa Part# Application Interchanges SAMSP 559270-K VOLVO / MACK 85101147 / W01-358-9270 / 1R13-077 / 1R13-102 SAMSP 558829-KP VOLVO / MACK 20505399 / 57QL54M / W01-358-8829 / 1R12-615 Sampa Part# Application Interchanges SAMSP 558864-KP PACCAR (PETERBILT/ KENWORTH) 03-08716 / W01-358-8864 / 1R12-1097 SAM500.903-01 PACCAR (PETERBILT/ KENWORTH) 29-02454 / 29-03200 / W02-358-7036 / 1S5-186 SAMSP 558852-KP PACCAR (PETERBILT/ KENWORTH) 03-07887 / W01-358-8852 / 1R12-568 SAM503.477 PACCAR (PETERBILT/ KENWORTH) B816023 / W26-358-9933 SAMSP 558813-KP PACCAR (PETERBILT/ KENWORTH) C81-1003 / C81-6000 / W01-358-8813 / 1R12-1204 SAMSP 559622-K PACCAR (PETERBILT/ KENWORTH) K-303-22 S1 / W01-358-9622 / 1R11-221 SAMSP 559422-KP PACCAR (PETERBILT/ KENWORTH) K-303-14 / K-303-15 / W01-358-9422 / 1R11-028 SP 558813-KP SP 558864-KP SP 559270-K Sampa Part# Application Interchanges SAMSP 559974-KA NEWAY 90557332 / W01-358-9974 / 1R12-1048 SAMSP 558152-KP NEWAY 90557342 SAMSP 559935-KP NEWAY 90557157 / W01-358-9935 / 1R12-532 SAMSP 559807-KP NEWAY 50857000 / W01-358-9807 / 1R12-1047 SP 559935-KP SP 559974-KA Sampa Part# Application Interchanges SAMSP 551191-KP NAVISTAR 3541731C1 / W01-358-1191 / W01-358-9875 / 1R12-432 SAMSP 559648-KP NAVISTAR 2027911C2 / W01-358-9648 / 1R12-538 SP 551191-KP
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