Mercedes-Benz SL-Class (R129) 300SL/SL280/SL320/SL500/SL600 Roadster Factory Service & Shop Manual Price listed in US Dollar: $39.00 Leave this field blank Complete workshop repair service manual with electrical wiring diagrams for Mercedes-Benz SL-Class (R129) 300SL, Read more about Mercedes-Benz SL-Class (R129) 300SL/SL280/SL320/SL500/SL600 Roadster Factory Service & Shop Manual