https://detroitdieselseries.com Mon, 26 Oct 2026 18:50:40 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 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.

]]> https://detroitdieselseries.com/2026/10/accessory-drive-for-detroit-diesel-series-60-12-7l-freightliner-columbia-classic-2/feed/ 0 https://detroitdieselseries.com/2026/10/detroit-diesel-series-60-12-7l-engine-accessory-drive-gear-r23509200-oem/ https://detroitdieselseries.com/2026/10/detroit-diesel-series-60-12-7l-engine-accessory-drive-gear-r23509200-oem/#comments Tue, 20 Oct 2026 21:24:41 +0000 https://detroitdieselseries.com/2026/10/detroit-diesel-series-60-12-7l-engine-accessory-drive-gear-r23509200-oem/







Detroit Diesel Series 60 12.7l Engine Accessory Drive gear R23509200 OEM. IN GOOD CONDITION PLEASE SEE PICTURES. MATCH PICTURES AND/OR PART NUMBER IF LISTED TO MAKE SURE THIS IS THE RIGHT PART YOU NEED. ASK US IF YOU HAVE ANY QUESTIONS OR CALL YOUR LOCAL DEALER. WE STRIVE TO KEEP OUR CUSTOMERS SATISFIED.

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Accessory Drive ASM 8 Grove Fits For Detroit Diesel Series S60 12.7 Liter Engine. Condition: Brand New & Fast shippping from US. 23523998, R23523998, DDE 23523998, DDE R23523998. MPN / Interchange Part Number. 023523998, 680371, E23523998, DDE23523998. For Detroit S60 12.7 Liter Engine. ·High Quality, Easy instal, Simple operation. ·Aluminum alloy improvement, Original manufacturing process. ·Original factory data construction. 1 X Accessory Drive. Please note that product colors may vary due to lighting conditions!

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New Accessory Drive ASM 8 Grove For Detroit Diesel Series S60 12.7 Liter Engine. Condition: Brand New & Fast shippping from US. 23523998, R23523998, DDE 23523998, DDE R23523998. 023523998, 680371, E23523998, DDE23523998. For Detroit S60 12.7 Liter Engine. ·High Quality, Easy instal, Simple operation. ·Original factory data construction. 1 X Accessory Drive (As shown in the picture). If the product received is not suitable for your Vehicle, please select “Doesn’t Fit my Vehicle” for the reason of return. Communication is the best way to solve problems. Out 30-day Satisfaction Guarantee assures our customers that they will receive all orders promptly and exactly as described. Used items will not be accepted for return. Our Working Time: Monday to Friday, 9:0018:00. We appreciate your business and strived to improve our customer service and our commitment to quality.

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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.

]]> https://detroitdieselseries.com/2026/09/accessory-drive-for-detroit-diesel-series-60-12-7l-freightliner-columbia-classic/feed/ 0 https://detroitdieselseries.com/2026/09/r23523998-accessory-drive-for-detroit-diesel-series-60-12-7-liter-engin-23523998-2/ https://detroitdieselseries.com/2026/09/r23523998-accessory-drive-for-detroit-diesel-series-60-12-7-liter-engin-23523998-2/#comments Mon, 21 Sep 2026 19:55:42 +0000 https://detroitdieselseries.com/2026/09/r23523998-accessory-drive-for-detroit-diesel-series-60-12-7-liter-engin-23523998-2/














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.

]]> https://detroitdieselseries.com/2026/09/r23523998-accessory-drive-for-detroit-diesel-series-60-12-7-liter-engin-23523998-2/feed/ 0 https://detroitdieselseries.com/2026/09/accessory-drive-for-detroit-diesel-series-60-12-7l-oe-23523998-r23523998-680371/ https://detroitdieselseries.com/2026/09/accessory-drive-for-detroit-diesel-series-60-12-7l-oe-23523998-r23523998-680371/#comments Thu, 17 Sep 2026 19:47:44 +0000 https://detroitdieselseries.com/2026/09/accessory-drive-for-detroit-diesel-series-60-12-7l-oe-23523998-r23523998-680371/




















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? WIHMCCK Accessory Drive Assembly. Is a premium direct OEM replacement for. Detroit Diesel Series 60 12.7L (PRE-EGR, 2004 and Older). Front engine accessory drive assembly. 8-groove serpentine belt pulley. 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. For a complete installation. 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.

]]> https://detroitdieselseries.com/2026/09/accessory-drive-for-detroit-diesel-series-60-12-7l-oe-23523998-r23523998-680371/feed/ 0 https://detroitdieselseries.com/2026/09/litens-accessory-drive-belt-tensioner-910013a-for-detroit-diesel-series-50-60/ https://detroitdieselseries.com/2026/09/litens-accessory-drive-belt-tensioner-910013a-for-detroit-diesel-series-50-60/#comments Tue, 01 Sep 2026 19:15:39 +0000 https://detroitdieselseries.com/2026/09/litens-accessory-drive-belt-tensioner-910013a-for-detroit-diesel-series-50-60/






The Litens 910013A Accessory Drive Belt Tensioner is a genuine part designed for use in Detroit Diesel Series 50 and 60 engines. It comes with a free core charge and is designed to withstand the demands of the accessory drive belt system in your vehicle. With interchange part numbers and superseded part numbers listed as 910013A, this Litens tensioner is a reliable choice for maintaining the optimal performance of your engine. Orion Bus Orion VI: 2000. New Flyer D60: 1995. New Flyer C40LF: 2001. 8.5L L6 CNG. 8.5L L6 Diesel Turbo/Aftercooled. 11.1L L6 Diesel Turbo/Aftercooled. 12.7L L6 Diesel Turbo/Aftercooled.

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23523998, R23523998, DDE 23523998, DDE R23523998. 023523998, 680371, E23523998, DDE23523998. Fit For the Following Models. Detroit S60 12.7 Liter Engine.

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