Quality used Defond ( L21-01) heater A/C temperature control (3 knob) for Thomas Built Bus / Freightliner (SAF-T-LINER HDX or FS65), Low Cost, Warranty, Fast Nationwide Shipping!

Please note that the part sent may not precisely match the one shown in the picture. Appearance may vary. For specific part requests, contact us. An additional core charge may apply.

OEM # 66004757, 6600-4757, TBB 66004757, TBB66004757, L21-01, L21 01, L2101

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