Looking for the best OEM replacement Cummins starter spacers? We offer a selection of 9 top-quality spacers designed to solve fitment and durability issues, ensuring smooth engagement and long-term reliability for your older Dodge truck.
OEM replacement Cummins starter spacers solve fitment and durability issues in older Dodge trucks. They bridge the gap between starters and transmissions, ensuring smooth engagement and long-term reliability.
Crafted from billet aluminum, these spacers resist rust and wear. Precise engineering matches factory specs, while easy bolt-on installation saves time. Trusted brands back them with warranties, proving confidence in quality.
Drivers praise how these spacers eliminate starter noise and misalignment. Upgrading feels effortless, with parts fitting like original equipment. Whether towing or daily driving, users trust these spacers to perform.
List of Top 9 OEM Replacement Cummins Starter Spacers
| Image | Title | Best For | Price |
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Starter Spacer Kit with Bolts 5 Speed for Dodge Ram 2500 3500 Cummins 5.9L 1994-2002 |
This Starter Spacer Kit is perfect for Dodge Ram 2500 and 3500 owners with 5.9L Cummins Diesel engines from 1994 to 2002. It’s ideal for upgrading to a 5-speed starter and NV4500 transmission while using an NV5600 flywheel. |
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Starter Spacer Kit with Bolts 5 Speed for Dodge Cummins 5.9L 1994~2002 NV4500 NV5600 |
This Starter Spacer Kit is perfect for Dodge Ram owners with 1994-2002 2500 or 3500 trucks and a 5.9L Cummins Diesel engine. It’s ideal for those upgrading to a 5-speed starter or NV4500 transmission. |
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Starter Spacer with Bolts Kit 5 Speed Fits for Dodge Cummins 5.9L 1994-2002 Starter Replacement Parts |
This Starter Spacer with Bolts Kit is perfect for Dodge Cummins 5.9L owners who need a reliable starter replacement. It’s ideal for 1994-2002 Ram 2500 & 3500 trucks with 5-speed transmissions and NV4500 Dual Disc clutches. |
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CASTNOO Starter Spacer Kit Bolts 5 Speed Suitable for Dodge Cummins 5.9L 1994-2002 |
This product is perfect for Dodge Cummins 5.9L (1994-2002) owners upgrading to a NV4500 or NV5600 flywheel with a 5-speed starter. It’s ideal for those adding a 13″ upgrade or dual disc clutch, offering a durable, easy 3-bolt install with corrosion-resistant CNC billet aluminum. |
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UINIEBOOM Starter Timing Spacer Kit, Timing Spacer Rebuild Kit Compatible with Dodge Cummins Turbo Diesel M/H Style D250 D350 W250 W350 1990-1993 |
This UINIEBOOM Starter Timing Spacer Kit is perfect for Dodge truck owners with Cummins turbo diesel engines from 1990-1993. It’s ideal for those looking to improve engine performance and reduce noise while keeping their vehicle running smoothly. |
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New Cat Starting Motor Spacer for Cummins Engine NT855 M11 3045499 172271 |
This product is perfect for vehicle owners or mechanics needing a direct replacement spacer for Cummins engines. It offers easy installation, durable metal construction, and fits models with part numbers 3045499 172271. |
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Bevinsee Starter Spacer with Bolts Kit 5 Speed NV4500 5.9L Cummins Compatible with Dodge RAM 2500 3500 NV5600 1994-2002 Silver |
This Bevinsee Starter Spacer Kit is perfect for Dodge RAM 2500 or 3500 owners with a 5.9L Cummins engine. It’s ideal for those upgrading to a 5-speed NV4500 transmission or replacing a worn-out factory spacer. |
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Connection, Spacer 5266557 for cummins diesel engine |
This Connection, Spacer 5266557 is perfect for anyone who needs reliable diesel engine parts. It’s ideal for Cummins engine owners looking to keep their vehicle running smoothly. |
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Genuine Cummins 3800751 KIT,SHIM |
The Genuine Cummins 3800751 KIT,SHIM is perfect for anyone needing a reliable, high-quality shim kit for their automotive repairs or maintenance. It’s ideal for those who trust the Cummins brand and want genuine parts for their vehicles. |
Detailed Reviews
Discover the top 9 OEM Replacement Cummins Starter Spacers in this expert-reviewed guide. Each product is handpicked for quality, performance, and value, ensuring you find the perfect fit for your needs. Whether you prioritize durability or affordability, this guide has you covered. Read on to make an informed choice and upgrade your vehicle with confidence.
1. Starter Spacer Kit with Bolts 5 Speed for Dodge Ram 2500 3500 Cummins 5.9L 1994-2002

The Starter Spacer Kit is perfect for 1994-2002 Dodge Ram 2500 3500 trucks. It works with 5.9L Cummins Diesel engines. This kit lets you upgrade your starter and transmission.
It includes a starter spacer and three strong bolts. The parts are made from high-quality aluminum that won’t rust. They are built to last and fit perfectly.
You get a 30-day refund guarantee and a 12-month warranty. Buy with confidence and no risk.
| Pros | Cons |
|---|---|
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Perfect For:
This Starter Spacer Kit is perfect for Dodge Ram 2500 and 3500 owners with 5.9L Cummins Diesel engines from 1994 to 2002. It’s ideal for upgrading to a 5-speed starter and NV4500 transmission while using an NV5600 flywheel.
Ready to Purchase?
2. Starter Spacer Kit with Bolts 5 Speed for Dodge Cummins 5.9L 1994~2002 NV4500 NV5600

The Starter Spacer Kit is perfect for 1994–2002 Dodge Ram 2500 & 3500 trucks with 5.9L Cummins Diesel engines. It includes one spacer and three bolts, replacing Cummins 3946085 and 3949583.
Without this spacer, the ring gear won’t engage the starter. It lets you use a 5-speed starter with NV4500 and NV5600 transmissions. Works with 13 upgrades and dual discs.
Made from high-quality aluminum, it’s durable and rust-free. Precise sizing makes installation easy and efficient. 30-day refund and 12-month warranty included.
| Pros | Cons |
|---|---|
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Perfect For:
This Starter Spacer Kit is perfect for Dodge Ram owners with 1994-2002 2500 or 3500 trucks and a 5.9L Cummins Diesel engine. It’s ideal for those upgrading to a 5-speed starter or NV4500 transmission.
Ready to Purchase?
3. Starter Spacer with Bolts Kit 5 Speed Fits for Dodge Cummins 5.9L 1994-2002 Starter Replacement Parts

This Starter Spacer with Bolts Kit fits 1994–2002 Dodge Ram 2500/3500 trucks with 5.9L Cummins diesel engines. It’s designed for NV4500 5-speed starters and transmissions.
Works with NV5600 flywheels and dual disc clutches. Made of high-quality billet aluminum for durability. Ensures proper alignment during installation.
Easy to install with basic tools. Just replace the old spacer and bolt in the new one. Rust-proof and built to last.
| Pros | Cons |
|---|---|
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Perfect For:
This Starter Spacer with Bolts Kit is perfect for Dodge Cummins 5.9L owners who need a reliable starter replacement. It’s ideal for 1994-2002 Ram 2500 & 3500 trucks with 5-speed transmissions and NV4500 Dual Disc clutches.
Ready to Purchase?
4. CASTNOO Starter Spacer Kit Bolts 5 Speed Suitable for Dodge Cummins 5.9L 1994-2002

The CASTNOO Starter Spacer Kit is perfect for Dodge Cummins 5.9L (1994-2002). It’s made from high-quality CNC billet aluminum, ensuring durability and long life. This kit is corrosion-resistant and rust-proof, so it lasts longer.
It works with 13″ upgrades and NV4500 dual discs. The kit lets you use a 5-speed starter and NV4500 gearbox with an NV5600 flywheel. It’s easy to install using just 3 bolts.
If you have questions or issues, contact us. We’ll help quickly and solve problems fast. This kit is reliable and built to last.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for Dodge Cummins 5.9L (1994-2002) owners upgrading to a NV4500 or NV5600 flywheel with a 5-speed starter. It’s ideal for those adding a 13″ upgrade or dual disc clutch, offering a durable, easy 3-bolt install with corrosion-resistant CNC billet aluminum.
Ready to Purchase?
5. UINIEBOOM Starter Timing Spacer Kit, Timing Spacer Rebuild Kit Compatible with Dodge Cummins Turbo Diesel M/H Style D250 D350 W250 W350 1990-1993

The UINIEBOOM Starter Timing Spacer Kit is perfect for first-gen Dodge trucks with Cummins turbo diesel engines. It works with models like D250, D350, W250, and W350 from 1990 to 1993. This kit ensures better timing for your engine.
Made from high-quality aluminum and rubber, this kit is lightweight yet durable. It helps reduce oil leaks and keeps your engine running smoothly. Plus, it cuts down engine noise, making your drive quieter.
The kit includes everything you need for installation. If you face any issues, our team is ready to help. Get this kit to boost your engine’s performance today!
| Pros | Cons |
|---|---|
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Perfect For:
This UINIEBOOM Starter Timing Spacer Kit is perfect for Dodge truck owners with Cummins turbo diesel engines from 1990-1993. It’s ideal for those looking to improve engine performance and reduce noise while keeping their vehicle running smoothly.
Ready to Purchase?
6. New Cat Starting Motor Spacer for Cummins Engine NT855 M11 3045499 172271

This Starting Motor Spacer fits Cummins NT855 and M11 engines. It’s a Direct Replacement with part numbers 3045499 and 172271. The 1-Year Warranty ensures quality and reliability.
Made of metal, it’s durable and built for easy installation. The Silver color matches engine components seamlessly.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for vehicle owners or mechanics needing a direct replacement spacer for Cummins engines. It offers easy installation, durable metal construction, and fits models with part numbers 3045499 172271.
Ready to Purchase?
7. Bevinsee Starter Spacer with Bolts Kit 5 Speed NV4500 5.9L Cummins Compatible with Dodge RAM 2500 3500 NV5600 1994-2002 Silver

The Bevinsee Starter Spacer Kit is compatible with Dodge RAM 2500 and 3500 models from 1994 to 2002. It works with 5.9L Cummins engines and NV4500 and NV5600 transmissions.
Made from high-quality aluminum, this kit is lightweight and durable. It resists corrosion and looks sleek in any weather. The CNC-machined design ensures a perfect fit for easy installation.
This kit adapts NV4500 starters to NV5600 flywheels. It works with dual-disc clutches and 13-inch upgrades. It also replaces factory plastic spacers directly.
| Pros | Cons |
|---|---|
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Perfect For:
This Bevinsee Starter Spacer Kit is perfect for Dodge RAM 2500 or 3500 owners with a 5.9L Cummins engine. It’s ideal for those upgrading to a 5-speed NV4500 transmission or replacing a worn-out factory spacer.
Ready to Purchase?
8. Connection, Spacer 5266557 for cummins diesel engine

The Connection, Spacer 5266557 is a key part for Cummins diesel engines. It helps keep your engine running smoothly.
This spacer fits automotive engines and is made for diesel engines. It’s a reliable part for your vehicle.
Using this spacer ensures better performance and longer engine life. It’s a must-have for diesel engine care.
| Pros | Cons |
|---|---|
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Perfect For:
This Connection, Spacer 5266557 is perfect for anyone who needs reliable diesel engine parts. It’s ideal for Cummins engine owners looking to keep their vehicle running smoothly.
Ready to Purchase?
9. Genuine Cummins 3800751 KIT,SHIM

The Genuine Cummins 3800751 KIT,SHIM is a trusted automotive part made by Cummins. It is designed for reliability and performance.
This shim kit is easy to use. It fits well and works great. It is perfect for your needs.
The kit includes one item. It is part of the Cummins brand. This product is a must-have for automotive repairs.
| Pros | Cons |
|---|---|
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Perfect For:
The Genuine Cummins 3800751 KIT,SHIM is perfect for anyone needing a reliable, high-quality shim kit for their automotive repairs or maintenance. It’s ideal for those who trust the Cummins brand and want genuine parts for their vehicles.
Ready to Purchase?
Buying Guide
Need a smooth start for your Cummins engine? OEM replacement Cummins starter spacers fix fitment and durability issues in older trucks. They ensure your starter works perfectly with your transmission.
Drivers love these spacers because they eliminate noise and misalignment. Upgrading feels easy, and parts fit like original equipment. Whether towing or daily driving, these spacers deliver reliable performance.
Here’s what to consider when buying:
- Compatibility: Check if the spacer fits your truck’s make, model, and engine type. Look for specific kits for your Cummins engine and transmission.
- Material: Choose spacers made from billet aluminum for rust resistance and durability. High-quality materials ensure long-term reliability.
- Ease of Installation: Look for bolt-on kits that save time and effort. Precise engineering ensures a perfect fit without hassle.
- Warranty: Trusted brands offer warranties and refund guarantees. This shows confidence in their product’s quality.
- Brand Reputation: Opt for trusted brands known for quality and performance. Reviews and warranties are good indicators of reliability.
- Purpose: Decide if you need it for daily driving, towing, or upgrades. Some spacers work with specific transmissions or clutches.