View 3 Photos View 0 Videos R6 Relay Air Valve $27.56 USD R6 Relay air valve ConditionNewPart Number279180P, 279180RX, AV279180 S-5865 279180 R6Stock Number279180p MLS Number9994378CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Same As 110170P With 90Deg Cover Foot Pedal Valve $50.54 USD Same As 110170P With 90Deg Cover foot pedal valve ConditionNewPart Number110171, 110171P, 170-110171, K110171, OTR110171, S-11418, WA11017Stock Number110171p MLS Number9994377CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Double Check Valve 3-3/8"Npt Port $12.85 USD Double Check Valve 3-3/8"Npt Port ConditionNewPart Number278614N, 278614P, OTR278614 S-A269Stock Number278614p MLS Number9994376CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Pp Spring Brake Priority Air Valve $40.50 USD Pp Spring brake Priority air Valve ConditionNewPart Number110500, 110500P, AV110500, OTR110500 S-20219Stock Number110500 MLS Number9994375CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Bobtail Proportioning Air Valve 4PSI $61.86 USD BOBTAIL PROPORTIONING AIR VALVE 4PSI ConditionNewPart Number065145, 065145P, 170.065145, 65145, AV065145, OTR065145, S-C517, SC517Stock NumberOTR065145 MLS Number9994374CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Pr2 Type Air Valve $15.53 USD Pr2 Type AIR Valve ConditionNewPart Number277147P, AV277147Stock Number277147P MLS Number9994373CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos E-7 Foot Valve $75.81 USD E-7 Foot Valve ConditionNewPart Number101818P OTR101818Stock Number101818P MLS Number9994370CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Air Relay Valve $48.50 USD AIR RELAY VALVE ConditionNewPart Number286370Stock Number286370P MLS Number9994369CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Emergency Brake Dash Valve pp1 Push Pull Valve $15.72 USD EMERGENCY BRAKE DASH VALVE pp1 push pull valve ConditionNewPart Number276566N, 276566P, OTR276566 275175 s-5675 S-42472Stock Number286566P 276566P MLS Number9994368CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Spring Brake Relay Valve Model 1 Rep $46.80 USD Spring Brake Relay Valve Model 1 Rep ConditionNewPart Number286364P, OR286364XStock Number286364P MLS Number9994367CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Ff2 Valve 1/2" Res $64.50 USD Ff2 Valve 1/2" Res ConditionNewPart Number170.KN28601, 28601P, FC28601, KN28601, OTR28601, S-22188, WAKN2860Stock Number28601P MLS Number9987959CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Sealco Style Re Valve 4.5Psi $57.42 USD Sealco Style Re Valve 4.5Psi ConditionNewPart Number110205, 110205P, 110205X, 170.110205, OTR110205, S-20156Stock Number110205P MLS Number9987958CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Ff2 Valve 3/4" Res $60 USD Ff2 Valve 3/4" Res ConditionNewPart Number170.2286, 170.KN28600, 28600P, KN28600, KN28600X, OTR28600, S-22187Stock Number28600P MLS Number9987957CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Vert Mod 12 Relay Valve 1.2.1.2 4Psi $28.50 USD Vert Mod 12 Relay Valve 1.2.1.2 4Psi ConditionNewPart Number02626P, 170.102626, OR102626X, OTR102626, OTR28510, S-6006Stock Number102626P MLS Number9987956CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Rg-2 Style Relay Valve 1/2 Ports $24.60 USD Rg-2 Style Relay Valve 1/2 Ports ConditionNewPart Number28510P, KN28510, KN28510RX, OTR28510, S-6086Stock Number28510P MLS Number9987955CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Brake Stoplight Switch $10 USD NEW BRAKE STOPLIGHT SWITCH ConditionNewPart Number13250P, BE13250 505026C 873706R 171584R 38013 143250Stock Number13250P MLS Number9987954CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Brake Stoplight Switch $12.56 USD NEW BRAKE STOPLIGHT SWITCH ConditionNewPart Number13255P, BE13255Stock Number13255P MLS Number9987953CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos New Relay Brake Valve Hor Mod 12 3.4.1.2 4Psi R12 2 Port $37.94 USD NEW RELAY BRAKE VALVE Hor Mod 12 3.4.1.2 4Psi R12 2 PORT ConditionNewPart Number103009P, OR103009X, OTR103009, OTR28510, S-6006AStock Number103009p MLS Number9987952CategorySuspension Misc. Parts Last Updated7/1/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Lq2 Replacement Brake Valve $26.02 USD Lq2 Replacement brake Valve ConditionNewPart Number229507N, 229507PStock Number229507p MLS Number9987951CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Mod 14 3 4.1.2 4 Psi Brake Valve $42.11 USD Mod 14 3 4.1.2 4 Psi brake valve ConditionNewPart Number103010P, OR103010X, OTR103010 S-8255Stock Number103010P MLS Number9987950CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Sealco Type Spring Brake Control Valve $42 USD Sealco type Spring brake control Valve ConditionNewPart Number110170P 110170, 170.110170, OTR110170, S-11417Stock Number110170P MLS Number9987949CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Good Used Quadraflex Suspension Clamp $45 USD GOOD USED QUADRAFLEX SUSPENSION CLAMP ConditionUsedPart Number03-04776Stock NumberP-1040 MLS Number9968822CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 1987 Peterbilt 367 Suspension Parts $350 USD 52" WALKING BEAM/ CAST IRON, RT440 LARGE BUSHING ConditionUsedFits To Make(s)PeterbiltFits To Model(s)367Will Fit Year(s)1987Part NumberGETStock Number10815 MLS Number9952720CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Automann: ABSP3B22R-8018 Contitech: 330-29434 Contitech: FT 330-29 494 $121.92 USD Automann: ABSP3B22R-8018 ContiTech: 330-29434 ContiTech: FT 330-29 494 ContiTech: FT330-29494 ContiTech: FT330-29434 ContiTech: 64285 ContiTech: FR330-29434 ... ConditionNewPart NumberWA01-8018C S-36231 354-8018 64285 W01-358-8018Stock NumberFS8018 MLS Number9924386CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Automann: ABSP3B22R-8027 Contitech: 64565 Contitech: FT 330-29 466 $144.41 USD Automann: ABSP3B22R-8027 ContiTech: 64565 ContiTech: FT 330-29 466 ContiTech: FT330-29-466 Dayton Parts: 354-8027 Euclid: E-FS8027 Firestone: FS8027 Firestone:... ConditionNewPart NumberWA01-8027CStock NumberAS8027 MLS Number9915586CategorySuspension Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info