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SKU: 1KR381
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100% ORIGINAL AND QUALITY
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- Description
- Fitment
- Warranty and Refund
- Reviews
The Motorad 1KR381 Engine Crankshaft Position Sensor is engineered to restore OEM-accurate signal output for reliable engine timing and performance. Built with a proprietary ferromagnetic material, this sensor is designed to withstand extreme underhood temperatures while sending a precise voltage signal to your ECM, helping avoid rough running, stalling, or misfire conditions caused by a failing sensor. Every unit is manufactured and tested in IATF16949-certified facilities, giving installers and shops confidence in consistent quality control. The simple plug-in connector design supports straightforward replacement without complex wiring modifications. Backed by Motorad's limited lifetime warranty on engine management products, the 1KR381 is a dependable choice for fleet, repair shop, or DIY installations on applicable 2004-2007 GMC Canyon, Chevrolet Colorado, Hummer H3, and Isuzu models.
Features
- Proprietary ferromagnetic material withstands extreme heat for a stable, precise ECM signal.
- Plug-in connector design simplifies installation without additional wiring work.
- Manufactured and tested in IATF16949-certified facilities for consistent build quality.
- Limited lifetime warranty on engine management products offers long-term peace of mind.
Application Summary
2004-2005 Chevrolet Colorado 3.5L 3460CC 211CID L5 DOHC 20 Valve Naturally Aspirated GAS2004-2005 GMC Canyon 3.5L 3460CC 211CID L5 DOHC 20 Valve Naturally Aspirated GAS
2004-2006 Chevrolet Colorado 2.8L 2770CC 169CID L4 DOHC 16 Valve Naturally Aspirated GAS
2004-2006 GMC Canyon 2.8L 2770CC 169CID L4 DOHC 16 Valve Naturally Aspirated GAS
2006 Hummer H3 3.5L 3460CC 211CID L5 DOHC 20 Valve Naturally Aspirated GAS
2006 Isuzu i-280 2.8L 2770CC 169CID L4 DOHC 16 Valve Naturally Aspirated GAS
2006 Isuzu i-350 3.5L 3460CC 211CID L5 DOHC 20 Valve Naturally Aspirated GAS
2007 Chevrolet Colorado 2.9L 2921CC 178CID L4 DOHC 16 Valve Naturally Aspirated GAS
2007 Chevrolet Colorado 3.7L 3654CC 223CID L5 DOHC 20 Valve Naturally Aspirated GAS
2007 GMC Canyon 2.9L 2921CC 178CID L4 DOHC 16 Valve Naturally Aspirated GAS
2007 Hummer H3 3.7L 3654CC 223CID L5 DOHC 20 Valve Naturally Aspirated GAS
2007 Isuzu i-290 2.9L 2921CC 178CID L4 DOHC 16 Valve Naturally Aspirated GAS
2007 Isuzu i-370 3.7L 3654CC 223CID L5 DOHC 20 Valve Naturally Aspirated GAS
Part Numbers: 1KR381
Specifications
- Brand: Motorad
- Part Number: 1KR381
- Part Type: Engine Crankshaft Position Sensor
- UPC: 055644699349
- GTIN: 00055644699349
- Item Dimensions: 6.5000 x 2.5600 x 2.1700 IN
- Package Dimensions: 6.5000 x 2.5600 x 2.1700 IN
- Package Weight: 0.2500 PG
- Package Quantity: 1 EA
- Color: Black
- Terminal Type: Blade
- Grade Type: Standard Replacement
- Connector Quantity: 1
- Connector Shape: Oblong
- Mounting Hole Quantity: 1
- Terminal Quantity: 2
- Connector Gender: Female
Interchange
- General Motors: 12569372
- General Motors: 12588097
- ACDelco: 2131689
- Motorad: 1KR381
- BWD: CSS1026
- Isuzu: 8125880970
- Standard Motor Products: PC556
- Spectra Premium: S10251
- Wells: SU9539
- Echlin: CSS9256
- TPI True Parts Incorporated: CRS1274
- CARQUEST Sensors By WELLS: CSC1132
- HOLSTEIN: 2CRK0333
- HOLSTEIN: 2CRK0621
- Airtex Engine Management: 5S8073
- NTK: EH0404
- Valucraft: SU9539VC
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.