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- Description
- Fitment
- Warranty and Refund
- Reviews
Keep your Dodge or Ram truck running with reliable crank position readings from the Motorad 1KR188. Built to Tier 1 OE specifications, this sensor is engineered to resist power spikes and stray electromagnetic interference so your engine's timing signal stays accurate under demanding conditions. It's manufactured in an IATF16949 certified facility, giving fleet owners and DIYers alike confidence in consistent build quality. Covering a wide range of Ram 2500/3500/4500/5500 diesel applications from 2002 through 2018, plus select 5.7L and 6.4L gas engines, this sensor is a straightforward replacement for a failing or intermittent crank sensor. Backed by Motorad's limited lifetime warranty, the 1KR188 offers a dependable, no-hassle solution for restoring proper crankshaft position sensing and helping your engine run the way it should.
Features
- Tier 1 OE-accurate design helps maintain proper engine timing and smoother operation.
- Shielded construction resists power spikes and stray electromagnetic fields for stable signals.
- Made in IATF16949 certified facility, supporting consistent manufacturing quality control.
- Fits a wide range of 2002-2018 Ram 2500/3500/4500/5500 diesel and gas applications.
- Limited lifetime warranty backs your purchase with long-term confidence.
Application Summary
2002-2007 Dodge Ram 2500 5.9L -CC 359CID L6 OHV 24 Valve Turbocharged DIESEL2002-2008 Dodge Ram 3500 5.9L -CC 359CID L6 OHV 24 Valve Turbocharged DIESEL
2007, 2010 Dodge Ram 2500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2007-2010 Dodge Ram 3500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2008-2009 Dodge Ram 2500 5.7L -CC 345CID V8 OHV 16 Valve Naturally Aspirated GAS
2008-2010 Dodge Ram 4500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2008-2010 Dodge Ram 5500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2011 Ram 2500 5.7L -CC 345CID V8 OHV 16 Valve Naturally Aspirated GAS
2011-2012 Ram 4000 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2011-2018 Ram 2500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2011-2018 Ram 3500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2011-2018 Ram 4500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2011-2018 Ram 5500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL
2014 Ram 5500 6.4L 6424CC 392CID V8 OHV 16 Valve Naturally Aspirated GAS
Specifications
- Brand: Motorad
- Part Number: 1KR188
- Part Type: Engine Crankshaft Position Sensor
- UPC: 055644697413
- GTIN: 00055644697413
- Item Dimensions: 2.9500 x 2.5600 x 2.3600 IN
- Package Dimensions: 2.9500 x 2.5600 x 2.3600 IN
- Package Weight: 0.1500 PG
- Package Quantity: 1 EA
- Color: Black
- Terminal Type: Blade
- Connector Quantity: 1
- Connector Shape: Rectangular
- Mounting Hole Quantity: 1
- Terminal Quantity: 3
- Connector Gender: Female
- Terminal Gender: Male
Interchange
- Motorad: 1KR188
- BWD: CSS1060
- BWD: CSS1716
- Standard Motor Products: PC590
- Standard Motor Products: PC716
- Wells: 5S7422
- Wells: SU3354
- Wells: SU8912
- WAI: CRK716
- Echlin: CSS1216
- Echlin: CSS9290
- TPI True Parts Incorporated: CRS1147
- Original Engine Management: 96273
- CARQUEST Sensors By WELLS: 713931
- CARQUEST Sensors By WELLS: 723931
- CARQUEST Sensors By WELLS: CSC1135
- Forecast: 96273
- Airtex Engine Management: 5S4943
- Airtex Engine Management: 5S7422
- Chrysler: 5093101AA
Warranty
- Warranty Type: Lifetime
- Warranty Description: Limited Lifetime
Returns
30-Day Money-Back Guarantee
We want you to be completely satisfied with your purchase! If you are not happy for any reason, you may return the item within 30 days for a refund, minus shipping fees, provided that: The part is brand new, uninstalled, and undamaged in any way.
To initiate a return, please contact us or email support@mizumoauto.com for a Return Authorization Number (RMA) and the return shipping address. Returns without an RMA number will be refused and returned to you at your expense.
Return Requirements:
- Items must be securely packed in the original manufacturer's packaging.
- All original materials must be included, such as hardware, manuals, protective caps, wrapping, and instructions.
- You must obtain and retain the tracking number for your return.
Non-Returnable Items:
- Piston rings, main bearings, and rod bearings are non-returnable if the manufacturer’s seal or shrink-wrapped plastic has been opened. No exceptions—this ensures the integrity of the parts you receive.
We are not responsible for lost or damaged returns. If your return is lost or damaged during shipping, a refund cannot be issued, as the item cannot be resold or returned to the supplier. Please file a claim directly with your shipping carrier for reimbursement.
Refunds are processed within 1-2 business days after we receive and inspect the returned item. Please allow this processing time before inquiring about your refund status.
Warranty
Mizumo Auto provides a 90-day Limited Warranty against defects in workmanship and materials under normal service conditions, effective from the original delivery date.
This warranty is non-transferable and applies only to the original purchaser. Coverage is limited to the replacement or refund of defective products.
Exclusions:
The warranty does not cover labor costs, damage resulting from accidents, misuse, alterations, or unauthorized modifications, as well as additional expenses such as towing, fluids, oils, car rentals, and any other parts not included in the original purchase.
Warranty Claims Process:
- All warranty claims must be pre-authorized and returned prepaid to Mizumo Auto for inspection and approval.
- No exchanges will be made for products that have been damaged, misused, or improperly installed. We strongly recommend professional installation.
- The buyer assumes all risk of damage resulting from improper installation.
All disputes related to transactions shall be resolved by a court of competent jurisdiction in Los Angeles County, California.
Shipping
We offer Free UPS Ground or USPS Ground Advantage shipping within the continental U.S. (48 states).
Shipping to Other Locations:
A delivery surcharge applies to shipments to: Alaska, Hawaii, Puerto Rico, U.S. territories, APO/FPO addresses, Canada, and international destinations.
Order Processing & Tracking:
- Orders are shipped Monday through Friday, excluding holidays.
- Orders placed before 3:00 PM PST will ship the same day, unless unexpected delays occur.
- A tracking number will be emailed within one business day after shipping.
If you do not receive a tracking number, please:
- Check your spam/junk folder.
- If it's not there, contact us via phone or eBay message for assistance.
International Orders:
Import duties, taxes, and brokerage fees are not included in the shipping fee. Please check with your shipping carrier and local customs office regarding any applicable fees before placing your order.









