Valve Spring

Valve springs for heavy duty diesel trucks

Discover our complete range of valve springs for heavy duty trucks. These components provide constant pressure and reliable function in engine valves and related systems. Classified as truck components and heavy duty parts they add stability and durability while supporting consistent performance under demanding conditions. Recognized within replacement truck parts they deliver precise fit and long service life for fleet operations. Built for Mack Volvo Caterpillar Detroit Diesel Freightliner Paccar and Cummins heavy duty trucks. Get yours now for consistent operation.
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Freightliner/International K021560 Valve Spring Brake SR-7

Freightliner K021560 Valve Spring Brake SR-7 PAI 802580

$353.47 USD
CROSS REFERENCE: BWK021560 4333-2596561C91 4333-2596561C91 4333-3596757C91 2596561 745-K021560 2596561C91 3596757 3596757C91 BWK021560  APPLICATION: Freightliner/International/Volvo/Mack/Multiple Use Application DETAILS: Supply Port (1)1/2-14 NPT Delivery Ports (4)3/8-18 NPT Park Control Port (1)1/4-18 NPT...
745-065437 Valve Spring Brake SR-5

745-065437 Valve Spring Brake SR-5 PAI 56620

$88.76 USD
CROSS REFERENCE: 745-K033221 745-102831 745-065437 APPLICATION: Mack/Multiple Use Application DETAILS: Delivery Ports (4)3/8-18 NPT Reservoir Port (1)3/4-14 NPT Reservoir Ports (2)1/4-18 NPT Trailer Supply Port (1)1/4-18 NPT Trailer Service Port...
745-065437 Valve Spring Brake SR-5 PAI 5662

745-065437 Valve Spring Brake SR-5 PAI 5662

$224.94 USD
CROSS REFERENCE: 745-K033221 745-102831 745-065437 APPLICATION: Mack/Multiple Use Application DETAILS: Delivery Ports (4)3/8-18 NPT Reservoir Port (1)3/4-14 NPT Reservoir Ports (2)1/4-18 NPT Trailer Supply Port (1)1/4-18 NPT Trailer Service Port...
745-101112 Valve Spring Brake SR-4

745-101112 Valve Spring Brake SR-4 PAI 56640

$94.21 USD
CROSS REFERENCE: 745-101112 745-101112X APPLICATION: Mack/Multiple Use Application DETAILS: Trailer Supply Port (1)1/4-18 NPT Trailer Service Port (1)1/4-18 NPT Delivery Ports (4)3/8-18 NPT Delivery Port (1)1/4-18 NPT Reservoir Port (1)1/4-18...
745-101622 Valve Spring Brake SR-4

745-101622 Valve Spring Brake SR-4 PAI 56630

$99.89 USD
CROSS REFERENCE: 745-101622 745-101622X APPLICATION: Mack/Multiple Use Application DETAILS: Trailer Supply Port (1)1/4-18 NPT Trailer Service Port (1)1/4-18 NPT Delivery Ports (4)3/8-18 NPT Delivery Port (1)1/4-18 NPT Reservoir (1)1/4-18 NPT...
745-101622 Valve Spring Brake SR-4 PAI 5663

745-101622 Valve Spring Brake SR-4 PAI 5663

$230.00 USD
CROSS REFERENCE: 745-101622 745-101622X APPLICATION: Mack/Multiple Use Application DETAILS: Trailer Supply Port (1)1/4-18 NPT Trailer Service Port (1)1/4-18 NPT Delivery Ports (4)3/8-18 NPT Delivery Port (1)1/4-18 NPT Reservoir (1)1/4-18 NPT...
745-287376 Valve Spring Brake Trailer Supply SR-2

745-287376 Valve Spring Brake Trailer Supply SR-2 PAI 56710

$110.00 USD
CROSS REFERENCE: 745-287376R 745-287376N 745-K033214 745-287376 APPLICATION: Mack/Multiple Use Application DETAILS: Port (1)1/4-18 NPT Delivery Ports (4)3/8-18 NPT Reservoir Ports (2)1/4-18 NPT Reservoir Port (1)3/4-14 NPT Exhaust Port (1)3/8-18 NPT...
7546-11017 Valve Spring Brake Control

7546-11017 Valve Spring Brake Control PAI 40770

$125.15 USD
CROSS REFERENCE: 7546-11017  APPLICATION: Multiple Use Application DETAILS: Supply Port (1)3/8-18 NPT Delivery Ports (4)3/8-18 NPT Control Port (1)3/8-18 NPT Reservoir Ports (2)1/2-14 NPT BRAND: PAI 40770 7546-11017 Valve Spring Brake...
7546-110800 Valve Spring Brake Control RT-4 Multifunction

7546-110800 Valve Spring Brake Control RT-4 Multifunction PAI 802583E

$70.84 USD
CROSS REFERENCE: 7546-110800  APPLICATION: Mack/Multiple Use Application DETAILS: (Opening Pressure 80 psi) Supply Port (1)3/8-18 NPT Control Port (1)3/8-18 NPT Reservoir Port (1)1/2-14 NPT Delivery Ports (4)3/8-18 NPT BRAND: PAI...
Cummins 6C/ISC/ISL 3940279 Valve Spring (Pack6)

Cummins 6C/ISC/ISL 3940279 Valve Spring PAI 192156 (Pack6)

$38.00 USD
CROSS REFERENCE: 3940279 3944711 4936076 5292626 5316172 APPLICATION: Cummins 6C/ISC/ISL  DETAILS: Valve Spring ISC 24 Valve Head BRAND: PAI 192156 Cummins 3940279 Valve Spring PAI 192156 featuring OEM replacement parts...
Cummins 6C/ISC/ISL 3906412 Valve Spring (Pack6)

Cummins 6C/ISC/ISL 3906412 Valve Spring PAI 192055 (Pack6)

$22.00 USD
CROSS REFERENCE: 3906412 5292625 3991085 APPLICATION: Cummins 6C/ISC/ISL DETAILS: Valve Spring Intake and Exhaust w/o Exhaust Brake 1.38in O.D. x 1.91in I.D. x 0.184in Wire Diameter 2.64in Approx. Free Length...
International 1842146C1 Valve Spring (Pack6)

International 1842146C1 Valve Spring PAI 491032 (Pack6)

$42.00 USD
CROSS REFERENCE: 1842146C1 1842146 1835858 1835858C1 4333-1835858C1  APPLICATION: International DT530E HEUI/DT466E HEUI BRAND: PAI 491032 International 1842146C1 Valve Spring PAI 491032 intended for heavy duty parts and diesel truck parts....