https://detroitdieselseries.com Tue, 10 Nov 2026 09:20:30 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://detroitdieselseries.com/2026/11/detroit-diesel-6v92ta-cold-unprimed-start-in-1-c-1991-mci-classic-ex-calgary-transit-5073/ https://detroitdieselseries.com/2026/11/detroit-diesel-6v92ta-cold-unprimed-start-in-1-c-1991-mci-classic-ex-calgary-transit-5073/#comments Tue, 10 Nov 2026 09:20:30 +0000 https://detroitdieselseries.com/2026/11/detroit-diesel-6v92ta-cold-unprimed-start-in-1-c-1991-mci-classic-ex-calgary-transit-5073/ ]]> https://detroitdieselseries.com/2026/11/detroit-diesel-6v92ta-cold-unprimed-start-in-1-c-1991-mci-classic-ex-calgary-transit-5073/feed/ 0 https://detroitdieselseries.com/2026/10/accessory-drive-for-detroit-diesel-series-60-12-7l-freightliner-columbia-classic-3/ https://detroitdieselseries.com/2026/10/accessory-drive-for-detroit-diesel-series-60-12-7l-freightliner-columbia-classic-3/#comments Sat, 24 Oct 2026 06:37:38 +0000 https://detroitdieselseries.com/2026/10/accessory-drive-for-detroit-diesel-series-60-12-7l-freightliner-columbia-classic-3/














Accessory Drive Assembly 8 Grove for Detroit Series 60 12.7L Engine DDE 23523998. 23523998, R23523998, DDE 23523998, DDE R23523998. 023523998, 680371, E23523998, DDE23523998. For Detroit S60 12.7 Liter Engine. 1 X Accessory Drive. Please check the OE code on your old part before purchasing! And you can expect all the issues would be resolved ASAP! Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. Please leave us your full name, your telephone number and detailed address when ordering. If your item arrives damaged, defective, or with missing components, share photos of the damaged packaging or defective part. We’ll respond quickly within 24 hours and resolve your issue without delay. Our customer service open from Monday to Sunday. Your satisfaction is our top priority! Before leaving feedback, reach out with any concerns so we can find a satisfactory resolution and avoid misunderstandings.

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Accessory Drive Assembly 8 Grove for Detroit Series 60 12.7L Engine DDE 23523998. 23523998, R23523998, DDE 23523998, DDE R23523998. 023523998, 680371, E23523998, DDE23523998. For Detroit S60 12.7 Liter Engine. 1 X Accessory Drive. Please check the OE code on your old part before purchasing! And you can expect all the issues would be resolved ASAP! Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. Please leave us your full name, your telephone number and detailed address when ordering. If your item arrives damaged, defective, or with missing components, share photos of the damaged packaging or defective part. We’ll respond quickly within 24 hours and resolve your issue without delay. Our customer service open from Monday to Sunday. Your satisfaction is our top priority! Before leaving feedback, reach out with any concerns so we can find a satisfactory resolution and avoid misunderstandings.

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WIHMCCK AUTO PARTS – PREMIUM QUALITY?? CRITICAL – PLEASE READ BEFORE ORDERING. Compatible with Detroit Diesel Series 60 12.7L (PRE-EGR, 2004 & Older) engines ONLY. NOT compatible with Series 60 14.0L engines? NOT compatible with 2005+ EGR engines?? This is a complete Accessory Drive Assembly with 8-Groove Serpentine Belt and 34-Tooth Helical Drive Gear. Verify your original drive configuration before ordering! Please confirm your engine model and original part number before ordering. Front Engine Accessory Drive? Detroit Series 60 12.7L ·. 8-Groove Serpentine · 34-Tooth Helical Gear · Direct Bolt-On. REPLACES 23523998 · R23523998 · 680371? FREIGHTLINER CLASSIC · COLUMBIA · CENTURY CLASS · FLD120? The WIHMCCK Accessory Drive Assembly is a premium direct OEM replacement for Detroit Diesel Series 60 12.7L (PRE-EGR, 2004 and Older) diesel engines. This is a front engine accessory drive assembly featuring an 8-groove serpentine belt pulley and a 34-tooth helical drive gear. It mounts directly to the front engine timing cover and drives the alternator, water pump, and other accessory components. The assembly includes an O-ring (DDC 8929253) for a complete installation. Replaces OEM 23523998 (Detroit Diesel), R23523998 (Remanufactured), 680371 (Aftermarket), 23518253, 23524280, and 23523996. Restores accessory drive system? Complete assembly? Built for the long haul. ? COMMON FAILURE SYMPTOMS – FIXED BY THIS PART. Serpentine belt slipping or squealing from the accessory drive pulley. Accessory drive gear wear causing timing/accessory noise. Oil leaking from the front timing cover seal area. Alternator or water pump not spinning at correct speed. Belt misalignment or excessive vibration from the front engine area. Visible gear tooth wear or pitting on the 34-tooth helical gear. ? DETROIT S60 12.7L ONLY. NOT compatible with Series 60 14.0L or 2005+ EGR engines. Detroit Series 60 12.7L. Engine Accessory Drive Assembly. Front Engine Timing Cover. 1x Accessory Drive Assembly · O-Ring. 12 lbs (5.4 kg). REPLACES OEM & INTERCHANGE PART NUMBERS. Also replaces: 23518253 · 23524280 · 23523996 · E23523998 · 23520391 · DDC 8929253. DETROIT S60 12.7L · 8-GROOVE · 34-TOOTH HELICAL GEAR?? FOR DETROIT SERIES 60 12.7L PRE-EGR ENGINES ONLY. ? WHAT’S IN THE BOX. 1 × Accessory Drive Assembly (8-Groove Serpentine · 34-Tooth Helical Gear)? 1 × O-Ring (DDC 8929253). 24H Dispatch · 2-4 Days. ? ORDER NOW – KEEP ON TRUCKIN’?? INSTALLATION NOTE: Professional installation recommended. ? FOR DETROIT SERIES 60 12.7L PRE-EGR ENGINES ONLY – NOT for 14.0L or 2005+ EGR engines. This is an 8-Groove Serpentine / 34-Tooth Helical Gear accessory drive. Verify the drive gear tooth count and serpentine belt groove count match your original assembly. Clean all mating surfaces and replace the O-ring before installation. Torque all bolts to Detroit Diesel specifications. Send us your engine serial number or VIN before ordering, and our team will verify fitment within 24 hours. ? Aftermarket part · Not OEM ·. Compatible with Detroit Series 60 12.7L PRE-EGR Engines ONLY. NOT compatible with 14.0L · 2005+ EGR · Other engine platforms.

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