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1978 Mercedes Benz 300CD Base Coupe 123.150 L5 3.0L

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Your Vehicle 1978 Mercedes Benz 300CD Base Coupe 123.150 L5 3.0L
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1978 Mercedes Benz 300CD Base Coupe 123.150 L5 3.0L Climate Control & HVAC Parts

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A/C Compressor

ES#2582015 - 0002304711 - A/C Compressor - Brand New Unit - No Core Charge - Mahle-Behr - Mercedes Benz

Brand New Unit - No Core Charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
2582015
Mfg#:
0002304711
In Stock at Vendor
$589.99

This product was last offered at the strikethrough price on
05-07-2026

$573.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Blower Motor Assembly

ES#2538330 - 1238201642 - Blower Motor Assembly - Includes new fan - URO - Mercedes Benz

Includes new fan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2538330
Mfg#:
1238201642
In Stock
$147.52 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve - Priced Each

ES#1666819 - 1268000078 - Vacuum Check Valve - Priced Each - Yellow - Two To One Way - Genuine Mercedes Benz - Mercedes Benz

Yellow - Two To One Way affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1666819
Mfg#:
1268000078
Ships in 4 Business Days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$58.00

This product was last offered at the strikethrough price on
12-29-2025

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve - Priced Each

ES#2880127 - 1268000078 - Vacuum Check Valve - Priced Each - Yellow - Two To One Way - Vaico - Mercedes Benz

Yellow - Two To One Way affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2880127
Mfg#:
1268000078
In Stock at Vendor
$29.99

This product was last offered at the strikethrough price on
05-07-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Receiver Drier

ES#1651697 - 1238300683 - Receiver Drier - Located near the the A/C Condenser - Metrix - Mercedes Benz

Located near the the A/C Condenser affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Metrix - Corporate Logo
ES#:
1651697
Mfg#:
1238300683
Ships in 1-2 days
87% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$182.00

This product was last offered at the strikethrough price on
05-07-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Line O-Ring - Priced Each

ES#1607454 - 0008353798 - Heater Core Line O-Ring - Priced Each - Located on heater core lines into and out of heater core - Genuine Mercedes Benz - Mercedes Benz

Located on heater core lines into and out of heater core affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1607454
Mfg#:
0008353798
Ships in 4 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve - Priced Each

Yellow - Two To One Way affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2524400
Mfg#:
1268000078
Back Ordered
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Expansion Valve - Priced Each

ES#2533924 - 1268300284 - A/C Expansion Valve - Priced Each - Located where the refrigerant lines connect to the evaporator. - URO - BMW Volkswagen Mercedes Benz

Located where the refrigerant lines connect to the evaporator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From Chassis: 005564

Brand:
URO - Corporate Logo
ES#:
2533924
Mfg#:
1268300284
Ships in 2 Business Days
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Expansion Valve - Priced Each

ES#4876548 - 1238301184 - A/C Expansion Valve - Priced Each - Located where the refrigerant lines connect to the evaporator. - URO - Mercedes Benz

Located where the refrigerant lines connect to the evaporator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4876548
Mfg#:
1238301184
Ships in 2 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Expansion Valve - Priced Each

Located where the refrigerant lines connect to the evaporator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
To Chassis: 005563

Brand:
ACM - Corporate Logo
ES#:
2748448
Mfg#:
1238301184
In Stock at Vendor
$47.99

This product was last offered at the strikethrough price on
05-07-2026

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured A/C Compressor

Does Not Include Clutch Or Pulley - Price Includes a $15.00 Refundable Core Charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up To Engine: 067785

Brand:
Four Seasons - Corporate Logo
ES#:
2748314
Mfg#:
0031315301KT
In Stock at Vendor
$367.99

This product was last offered at the strikethrough price on
05-08-2026

$357.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Compressor

ES#2975663 - 0031315301KT - A/C Compressor - New Unit - Does Not Include Clutch Or Pulley - Air Products - Mercedes Benz

New Unit - Does Not Include Clutch Or Pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Air Products - Corporate Logo
ES#:
2975663
Mfg#:
0031315301KT
Ships in 1-2 days
$462.99

This product was last offered at the strikethrough price on
05-07-2026

$449.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Expansion Valve - Priced Each

ES#3996213 - 1238301184 - A/C Expansion Valve - Priced Each - Located where the refrigerant lines connect to the evaporator. - Four Seasons - Mercedes Benz

Located where the refrigerant lines connect to the evaporator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
To Chassis: 005563

Brand:
Four Seasons - Corporate Logo
ES#:
3996213
Mfg#:
1238301184
Ships in 1-2 days
$39.99

This product was last offered at the strikethrough price on
05-07-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Expansion Valve - Priced Each

ES#2739057 - 1268300284 - A/C Expansion Valve - Priced Each - Located where the refrigerant lines connect to the evaporator. - Rein - Mercedes Benz

Located where the refrigerant lines connect to the evaporator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From Chassis: 005564

Brand:
Rein - Corporate Logo
ES#:
2739057
Mfg#:
1268300284
Ships in 1-2 days
$36.99

This product was last offered at the strikethrough price on
05-07-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Compressor

Brand New Unit - No Core Charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Air Products - Corporate Logo
ES#:
2582014
Mfg#:
0002304711
Ships in 1-2 days
$421.99

This product was last offered at the strikethrough price on
05-07-2026

$409.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Compressor

ES#1602554 - 0002304711 - A/C Compressor - Brand New Unit - No Core Charge - Genuine Mercedes Benz - Mercedes Benz

Brand New Unit - No Core Charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1602554
Mfg#:
0002304711
Ships in 4 Business Days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$1730.00

This product was last offered at the strikethrough price on
06-18-2026

$1607.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Climate Control & HVAC Parts

Stay warm in winter; cool in summer. Maintain and repair your HVAC system for year round comfort and safety.

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Manufacturer names and/or part numbers are used only for identification purposes.

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