Dayton Parts – Suspension, Steering & Brake Components
10000 results(1 filter applied, reset)Dayton Parts is a trusted supplier of high-quality aftermarket components for heavy-duty trucks and trailers. With over a century of experience, Dayton delivers suspension, steering, brake, and axle products that meet or exceed OE standards—keeping fleets safe, compliant, and on the road.
From leaf springs and kingpins to brake drums and shocks, Dayton Parts are engineered for durability and performance in even the toughest conditions.
Sort & Filter

Dayton Parts HD1MV 16.5" x 7" Brake Drum
SKU: HD1MVCross reference: 3922XUPC/EAN: 194883847460$126.98Each$99.95Each
Dayton Parts 674-6007 Flex Bellows Kit
SKU: 674-6007Cross reference: 042619301804285780006746007A0425922018DIN3FE011UPC/EAN: 889245041111Flex Bellows Kit
$428.02Each
Dayton Parts 75-212 FRONT 2-LEAF FULL TAPER SPRING/5.4K CAPACITY/4" WIDE-PETERBILT
SKU: 75-212Cross reference: 0202177202177522765327875-21275212ATM75-212B816003UPC/EAN: 601602221079$338.53Each
Dayton Parts 55-962 Taper Spring
SKU: 55-962UPC/EAN: 601602186736$471.62Each
Dayton Parts 43-682 9-LEAF FRONT SPRING ASSEMBLY/4" WIDE/8,200 LB.-L SERIES FORD
SKU: 43-682Cross reference: F6HZ5310ABAUPC/EAN: 601602468108$550.47Each
Dayton Parts 46-1347 1-LEAF FULL TAPER SPRING/RIGHT HAND/ANTIWALK-OUT BUSHING-FREIGHTLINER AIR SUSPENSION
SKU: 46-1347Cross reference: 1616413001461347512935198952359A1616413001ATM46-1347ATM46-1347OEUPC/EAN: 601602592933$377.93Each
Dayton Parts 46-1345 1-LEAF FULL TAPER SPRING/LEFT HAND/ANTIWALK-OUT BUSHING-FREIGHTLINER AIR SUSPENSION
SKU: 46-1345Cross reference: 161641300046-1345461345519225198852358A1616413000ATM46-1345ATM46-1345OEUPC/EAN: 601602592926$377.93Each
Dayton Parts TRA-3340HD H/D 4-LEAF/HIGH ARCH TRAILER SPRING-PITTS REPLACEMENT
SKU: TRA-3340HDCross reference: ATMTRA1225ATMTRA3340HDS152TRA3340HDUPC/EAN: 601602154773$211.71Each
Dayton Parts 64917-002 Air Spring
SKU: 64917-002Cross reference: 57QL417M58786-258786264917-2649170026491729647ATM9647ATMAB1DK23M-9647CVLAIR9647FS9647MERFS9647W013589647UPC/EAN: 601602572973$278.65Each
Dayton Parts HD1M 16.5" x 7" Brake Drum
SKU: HD1MCross reference: 100378191648360C13219W58213600AX394606643877807194785123207002E9HZ1126AK12187M16WA165PP1601BWWD66864BUPC/EAN: 601602070400$147.76Each$129.95Each
Dayton Parts 46-1189 Spring
SKU: 46-1189UPC/EAN: 601602153929$511.21Each
Dayton Parts 75-169 Taper Spring
SKU: 75-169UPC/EAN: 601602586079$530.02Each
Dayton Parts 904-7785 Accelerator Pedal Sensor
SKU: 904-7785UPC/EAN: 885484457560Accelerator Pedal Sensor
$369.78Each
Dayton Parts 46-1309 Taper Spring
SKU: 46-1309Cross reference: 052343-000071608-03016-16415-001461309519835234371608030A1616415001ATM46-1309ATM46-1309OETRG46-1309UPC/EAN: 601602586642$443.10Each
Dayton Parts TRA-2727HD 4-LEAF HUTCH TRAILER SPRING/3.75" MEDIUM ARCH
SKU: TRA-2727HDCross reference: T2727HDTPS1-52TRA2727HDUPC/EAN: 601602492349$191.70Each
Dayton Parts TRA-2740 H/D HUTCH 3-LEAF TRAILER SPRING
SKU: TRA-2740Cross reference: 31340433650005408871618034S81237ATMTRA2740GTASH2740PDCTRA2740-OTRTRA2740UPC/EAN: 601602043701$133.21Each
Dayton Parts 46-1476 1-1/2 LEAF FULL TAPER FRONT SPRING ASSEMBLY/4" WIDE/6,000 LB.
SKU: 46-1476Cross reference: 46-1476OE461476A16-16790-000A1615316000A1616790000ATM46-1476UPC/EAN: 601602188280$367.49Each
Dayton Parts TRA-2727 3-LEAF HUTCH TRAILER SPRING/4.5" MEDIUM ARCH
SKU: TRA-2727Cross reference: 355005408471618031SATMTRA-2727ATMTRA2727GTASH2727TRA2727UPC/EAN: TRA-2727$117.46Each
Dayton Parts 22-488 Taper Spring
SKU: 22-488UPC/EAN: 601602075078$574.49Each
Dayton Parts TRA-2260 Trailer Spring
SKU: TRA-2260Cross reference: 752-0575205ATMTRA-2260ATMTRA2260TRA2260UPC/EAN: 601602041462$253.65Each
Dayton Parts 96-1225 Taper Spring
SKU: 96-1225UPC/EAN: 601602241480$557.81Each
Dayton Parts 59-440 Taper Spring
SKU: 59-440UPC/EAN: 601602192188$500.69Each
Dayton Parts HD18M 16.5" x 5" BRAKE DRUM
SKU: HD18MCross reference: 020213910020147151.6501BA1653545C165710B77710B77805BW78401B85123383002UPC/EAN: 601602650213$237.28Each
Dayton Parts 55-1235 L/H "HOCKEY STICK" LEAF SPRING-IHC/NAVISTAR
SKU: 55-1235Cross reference: 3544144C99551235UPC/EAN: 601602201026$443.10Each
Dayton Parts HD26M 16.5" x 8.62" BRAKE DRUM
SKU: HD26MCross reference: ATM151.3807AATM151.68607CMT10012097CMT10037830GASFLT4407BMER53123771002MER85123570002PUR107WEB56855BWEB66854BWEB66855BWEB77809BWWEB77854BWWEB78500BUPC/EAN: 601602643994$241.48Each
Dayton Parts 924-5804 Air Tank Assembly
SKU: 924-5804UPC/EAN: 889245187925Air Tank Assembly
$313.67Each
Dayton Parts 83-273 4-LEAF FULL TAPER SPRING/3" WIDE/23K CAPACITY-KENWORTH/PETERBILT
SKU: 83-273Cross reference: HP48210-1500UPC/EAN: 601602496989$499.90Each
Dayton Parts 50-389 Taper Spring
SKU: 50-389UPC/EAN: 601602173255$369.46Each
Dayton Parts 90-113 3/2-LEAF SPRING ASSEMBLY/2-3/8" WIDE/TWO STAGE/REAR-TOYOTA 4WD PICKUP
SKU: 90-113Cross reference: 48210-35180UPC/EAN: 601602238329$295.17Each
Dayton Parts 50-455 Taper Spring
SKU: 50-455UPC/EAN: 601602581517$483.09Each
Dayton Parts 56-202 Taper Spring
SKU: 56-202UPC/EAN: 601602638594$392.62Each
Dayton Parts 69782-002L Air Spring
SKU: 69782-002LCross reference: 5982300259823269782002LATMAB1DK10A-9911ATMABH59823-002EUCE-14003MERFS9911W263589911UPC/EAN: 601602641143$242.38Each
Dayton Parts 46-1259 Taper Spring
SKU: 46-1259Cross reference: 16-14862-001161486200146125971608016ATM46-1259ATM46-1263UPC/EAN: 601602559462$389.39Each
Dayton Parts TRA-037 Trailer Spring
SKU: TRA-037Cross reference: 07140081703ATMTRA-037ATMTRA037T037TRA037UPC/EAN: 601602477209$167.09Each
Dayton Parts 888-5515 Headlight
SKU: 888-5515Cross reference: 2107700210770002M0516CM2MO516CM564.620268885515EM42390UPC/EAN: 037495331432Headlight
$127.33Each
Dayton Parts TRA-2726 3-LEAF HUTCH TRAILER SPRING/6" HI-ARCH (354-00)
SKU: TRA-2726Cross reference: 354-0035400ATMTRA-2726ATMTRA2726GTASH2726TRA2726UPC/EAN: 601602043541$117.46Each
Dayton Parts 46-1307 Taper Spring
SKU: 46-1307Cross reference: 071608-02916-16415-000161641500046130771608029A1616415000ATM46-1307ATM46-1307OEDAY46-1307HTRG46-1307UPC/EAN: 601602586635$443.10Each
Dayton Parts 90-114 4-LEAF SPRING ASSEMBLY/2-3/8" WIDE/FRONT-TOYOTA PICKUP
SKU: 90-114Cross reference: 48110-35030UPC/EAN: 601602238350$240.18Each
Dayton Parts TRA-2705 Trailer Spring
SKU: TRA-2705Cross reference: 751-0575105ATMTRA-2705ATMTRA2705TRA2705UPC/EAN: 601602043039$267.35Each
Dayton Parts 346-521 DRAG LINK ASSEMBLY/31.00"-FREIGHTLINER
SKU: 346-521Cross reference: 14124790001417273000346521463.DS4619B500.234A1412479000DS300002DS4619BL24VU8119A11L24VU8119B11S-13538UPC/EAN: 601602603509$160.80Each
Dayton Parts 46-1280 Taper Spring
SKU: 46-1280Cross reference: 161341200146128071608020SA1613412001A161379008ATM46-1280UPC/EAN: 601602154315$341.82Each
Dayton Parts TRA-2728 HUTCH 3-LEAF TRAILER SPRING/3-5/8" LO-ARCH (356-00)
SKU: TRA-2728Cross reference: 149040131340423175272835600ATMTRA-2728ATMTRA2728GTASH2728H81235000T2728TRA2728TRGTRA2728UPC/EAN: 601602043589$117.46Each
Dayton Parts 55-1133 Taper Spring
SKU: 55-1133UPC/EAN: 601602180710$300.05Each
Dayton Parts 43-1699HD Spring
SKU: 43-1699HDUPC/EAN: 601602613829$487.89Each
Dayton Parts 04-602652 Camshaft
SKU: 04-602652UPC/EAN: 601602489202$94.26Each
Dayton Parts TRA-2726HD Trailer Spring
SKU: TRA-2726HDCross reference: ATMTRA2726HDTRA2726HDUPC/EAN: 601602486485$185.38Each
Dayton Parts 46-1197 Taper Spring
SKU: 46-1197UPC/EAN: 601602468849$98.81Each
Dayton Parts TRA-2741 H/D HUTCH 3-LEAF TRAILER SPRING
SKU: TRA-2741Cross reference: 3134044365-01365018123800091275651ATMTRA-2741ATMTRA2741GTASH2741TRA2741UPC/EAN: 601602043725$147.47Each
Dayton Parts 46-1432 Taper Spring
SKU: 46-1432Cross reference: 461432516035216371608047SA16-14898-000A1614898000ATM46-1432ATM46-1432OEEXC750791TRG46-1432UPC/EAN: 601602570368$373.07Each
Dayton Parts TRA-2270 8-LEAF TRAILER SPRING/3" WIDE/11K CAPACITY
SKU: TRA-2270Cross reference: T3564TRA-2270TRA2270UPC/EAN: 601602041608$253.65Each
Dayton Parts 56-253 Taper Spring
SKU: 56-253UPC/EAN: 601602506237$210.25Each
Dayton Parts TRA-2732 Trailer Spring
SKU: TRA-2732Cross reference: 071618-033081334-000700314752-018133491394-752ATMTRA2732TRA2732UPC/EAN: 601602043664$277.40Each
Dayton Parts TRA-3309 Trailer Spring
SKU: TRA-3309Cross reference: 0178-0101780117801ATMTRA-3309ATMTRA3309TRA3309UPC/EAN: 601602044890$309.01Each
Dayton Parts 55-1240 Taper Spring
SKU: 55-1240UPC/EAN: 601602579903$328.44Each
Dayton Parts 452-9039 Air Spring
SKU: 452-9039Cross reference: 1R12095452903964260ATM9039ATMAB1DK23F-9039GTAAS9039MERFS9039MERMAF9039SAMSP559039-KPUPC/EAN: 601602717398$136.41Each
Dayton Parts HD28M 16.5" x 7" BRAKE DRUM
SKU: HD28MCross reference: 100807601670176C11670176C21670176C32605073C13647X3757X4C4Z1126GA6107184C1ZBR3647XUPC/EAN: 601602670457$303.13Each
Dayton Parts 46-1302 TAPER FRONT LEAF SPRING/4" WIDE/2 LEAF-FREIGHTLINER/STERLING/WESTERN STAR
SKU: 46-1302Cross reference: 46130271608026S75582A1613974000A1614463000A1614463001ATM46-1302ATM46-1302OEUPC/EAN: 601602503779$402.12Each
Dayton Parts 93-026 Taper Spring
SKU: 93-026UPC/EAN: 601602625396$254.33Each
Dayton Parts 888-5203 R/H HEADLIGHT ASSEMBLY-M2 SERIES FREIGHTLINER/THOMAS BUS
SKU: 888-5203Cross reference: 564.46038888-5203LED8885203A0635853001A0651039001A0651039003A0675732001A0675732003A0675732005UPC/EAN: 019495452072Heavy Duty Headlight
$170.58Each
Dayton Parts TRA-2706 Trailer Spring
SKU: TRA-2706Cross reference: 71618027S751-017510178-765ATMTRA-2706ATMTRA2706TRA2706UPC/EAN: 601602043091$286.11Each