Homeβ€Ί Electrical, Charging and Starting > Starter and Related Componentsβ€Ί Standard Ignition SS-348 Starter Solenoid
Part #: 645-221

Standard Ignition SS-348 Starter Solenoid

88 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing β€” free returns if it doesn't
$94.44Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock Β· Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement β€” Bolt-on fit, no modifications needed
Easy Returns β€” Return within 60 days for a full refund
Fast Shipping β€” Most orders ship same business day before 1pm CST

Reliable Starter Solenoid for BMW, Saab, and Volvo Vehicles

The Standard Ignition SS-348 starter solenoid is engineered to provide dependable starting performance for select BMW, Saab, and Volvo models. Designed for 12-volt electrical systems, this solenoid ensures consistent engagement of your vehicle's starter motor.

Key Features of the Standard Ignition SS-348 Starter Solenoid

  • Compatible with BMW 240, 318i, 318is, 320i, 325e, 325i, 325is, 524td, 528e, 528i, 533i, 535i, 635CSi, 735i, 740, 760, 780, M3, M6 models
  • Also fits Saab 900, 9000 and Volvo 940, 960 models
  • 12-volt voltage rating suitable for most passenger vehicles
  • Four male terminals with screw and blade type connectors for secure wiring
  • Compact length of 2.02 inches (51.3 mm) with a lug hole diameter of 0.16 inches (4.06 mm)
  • Non-continuous duty design optimized for starter motor engagement

Detailed Product Description

The Standard Ignition SS-348 starter solenoid is a critical component in the electrical starting system of various BMW, Saab, and Volvo vehicles. It functions as an electromagnetic switch that activates the starter motor when the ignition key is turned. This solenoid features four male terminals with screw and blade connectors, allowing for a secure and reliable electrical connection. With a compact size of just over 2 inches in length and a lug hole diameter of 0.16 inches, it fits precisely in the designated mounting locations without the need for additional hardware or brackets, which are not included. The solenoid is designed for 12-volt systems and is not intended for continuous duty, aligning with typical starter motor operation cycles.

Common Applications and Issues Addressed

  • Resolves starter motor engagement failures in BMW 3 Series and 5 Series models
  • Addresses intermittent starting problems in Saab 900 and 9000 vehicles
  • Replaces faulty solenoids causing no-crank conditions in Volvo 940 and 960
  • Eliminates electrical connection issues due to worn or damaged terminals
  • Restores proper starter circuit function in aging or high-mileage vehicles

Installation Notes and Tips

  • Ensure vehicle battery is disconnected before installation to prevent electrical shorts
  • Verify compatibility with your specific BMW, Saab, or Volvo model and year
  • Use appropriate tools for screw and blade terminal connections to avoid damage
  • Check wiring harness and related components for wear or corrosion during replacement
  • Test starter operation after installation to confirm proper solenoid function

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The SS-348 starter solenoid undergoes rigorous quality control testing to maintain consistent standards. While no hardware or mounting brackets are included, the solenoid is designed for straightforward replacement in compatible vehicles. Warranty coverage details should be confirmed with the parts provider or manufacturer documentation.

BrandDorman
Part Number645-221
ColorBlack and White
GenderMale Female
MaterialPlastic
Package Contents1 Pigtail
ShapeMolded Assembly
Terminal GenderMale and Female
Terminal Quantity2
Terminal TypeBlade; Pin
Water ResistantYes
Wire Gauge Measurement14
Wire Quantity4
Wiring Harness Length200

This part fits 88 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
1994Saab900N/ABosch; 2 Blade Term.
1994Volvo940N/A
1994Volvo960N/A
1993Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1993Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1993Volvo2402.3LL4N/A
1993Volvo940N/A1.4 Kw
1993Volvo960N/A1.4 Kw
1992Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1992Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1992Volvo2402.3LL4N/A
1992Volvo740N/A
1992Volvo940N/A1.4 Kw
1992Volvo960N/A1.4 Kw
1991BMW318iN/A1.4 Kw
1991BMW318isN/A1.4 Kw
1991BMWM32.3LL4N/A1.4 Kw
1991Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1991Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1991Volvo2402.3LL4N/A
1991Volvo740N/A
1991Volvo7802.3LL4N/A1.4 Kw
1991Volvo940N/A
1990BMWM32.3LL4N/A1.4 Kw
1990Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1990Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1990Volvo240N/A
1990Volvo740N/A
1990Volvo760N/A
1990Volvo7802.3LL4N/A1.4 Kw
1990Volvo7802.8LV6N/AOE No. 5003692-0; 1.4 Kw
1989BMWM32.3LL4N/A1.4 Kw
1989Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1989Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1989Volvo740N/A1.4 Kw
1989Volvo7602.3LL4N/A1.4 Kw
1989Volvo7602.8LV6N/AOE No. 5003692-0; 1.4 Kw
1989Volvo7802.3LL4N/A
1989Volvo7802.8LV6N/AOE No. 5003692-0; 1.4 Kw
1988BMW735iN/A
1988BMWM32.3LL4N/A1.4 Kw
1988BMWM6N/A
1988Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1988Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1988Volvo740GLE2.3LL4N/AStr. No. 1357199, 3523301
1988Volvo7602.3LL4N/AStr. No. 1357199, 3523301
1987BMW325eN/A
1987BMW325iN/A
1987BMW325isN/A
1987BMW528eN/A
1987BMW535iN/A
1987BMW635CSiN/A
1987BMW735iN/A
1987BMWM6N/A
1987Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1987Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1987Volvo740GLE2.3LL4N/AStr. No. 1357199, 3523301
1986BMW325eN/A
1986BMW524tdN/A
1986BMW528eN/A
1986BMW535iN/A
1986BMW635CSiN/A
1986BMW735iN/A
1986Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1986Saab9000N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1986Volvo740GLE2.3LL4N/AStr. No. 1357199, 3523301
1986Volvo740GLE2.4LL6N/AStr. No. 1357199, 3523301
1985BMW318iN/A
1985BMW325eN/A
1985BMW524tdN/A
1985BMW528eN/A
1985BMW535iN/A
1985BMW635CSiN/A
1985BMW735iN/A
1985Saab900N/AStarter Drive fitment note: Verify compatibility with your vehicle's make, model, and engine size prior to buying.
1984BMW318iN/A
1984BMW325eN/A
1984BMW528eN/A
1984BMW533iN/A
1983BMW320iN/A
1983BMW528eN/A
1983BMW533iN/A
1982BMW320iN/A
1982BMW528eN/A
1981BMW320iN/A
1981BMW528iN/A
1980BMW320iN/A
1980BMW528iN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

13580864PT2887

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.